Guide · 28 min read · Updated 29 September 2026

The Seamaster family: every model compared

All 315 Omega Seamaster models side by side: references, case sizes, movements and years. Each figure is traced to its source.

Key points

The Omega Seamaster family covers 315 models and 472 references in the Watchnik database.
Case sizes run from 25 mm to 55 mm.
The model with the most references is the Seamaster Diver 300M Master Co-Axial 42 210.30.42.20, with 12.
The most used movement is calibre 2500, found in 50 references.

Every model

Model	References	Case	Movement	Introduced
Seamaster Diver 300M Master Co-Axial 42 210.30.42.20	12	42 mm	2 calibres	Not recorded
Seamaster Diver 300M Master Co-Axial 42 210.32.42.20	12	42 mm	2 calibres	Not recorded
Seamaster Planet Ocean 600M Co-Axial Worldtimer 45.5 Master Chronometer GMT	8	45.5 mm	3 calibres	Not recorded
Seamaster Master Co-Axial 39.5 UAE Edition	8	39.5 mm	calibre 8800	Not recorded
Seamaster Diver 300M Co-Axial 41 212.30.41.20	6	41 mm	2 calibres	Not recorded
Seamaster Diver 300M Co-Axial 36.25 212.30.36.20	5	36.25 mm	2 calibres	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer 215.32.44.21	5	43.5 mm	calibre 8900	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer Chronograph 215.32.46.51	5	45.5 mm	calibre 9900	Not recorded
Seamaster Master Co-Axial 39.5 Olympic Timekeeper	5	39.5 mm	2 calibres	Not recorded
Seamaster Diver 300M Master Co-Axial 42 210.20.42.20	4	42 mm	calibre 8800	Not recorded
Seamaster Diver 300M Master Co-Axial 42 210.22.42.20	4	42 mm	calibre 8800	Not recorded
Seamaster Diver 300M Master Co-Axial 42 210.62.42.20	4	42 mm	calibre 8801	Not recorded
Seamaster Diver 300M Master Co-Axial 44 Chronograph 210.30.44.51	4	44 mm	calibre 9900	Not recorded
Seamaster Planet Ocean 600M Co-Axial 39.5 Master Chronometer 215.30.40.20	4	39.5 mm	calibre 8800	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 232.30.42.21	4	42 mm	2 calibres	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer 215.30.44.21	4	43.5 mm	calibre 8900	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer Chronograph 215.30.46.51	4	45.5 mm	calibre 9900	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer Chronograph 215.92.46.51	4	45.5 mm	calibre 9900	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer GMT Deep Black	4	45.5 mm	calibre 8906	Not recorded
Seamaster PloProf Co-Axial Master Chronometer 227.90.55.21	4	55 mm	calibre 8912	Not recorded

Show all 315 models

Model	References	Case	Movement	Introduced
Seamaster Diver 300M Co-Axial 44 Chronograph 212.30.44.50	3	44 mm	calibre 3330	Not recorded
Seamaster Diver 300M Master Co-Axial 43.5	3	43.5 mm	calibre 8806	Not recorded
Seamaster Planet Ocean 600M Co-Axial 37.5 232.30.38.20	3	37.5 mm	calibre 8520	Not recorded
Seamaster Planet Ocean 600M Co-Axial 37.5 232.33.38.20	3	37.5 mm	calibre 8520	Not recorded
Seamaster Planet Ocean 600M Co-Axial 39.5 Master Chronometer 215.33.40.20	3	39.5 mm	calibre 8800	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 232.32.42.21	3	42 mm	calibre 8500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 232.32.46.21	3	45.5 mm	calibre 8500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph Mécanique 6 Sapphires	3	45.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 232.30.46.51	3	45.5 mm	calibre 9300	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 232.32.46.51	3	45.5 mm	calibre 9300	Not recorded
Seamaster Planet Ocean Ultra Deep O-Megasteel 215.30.46.21	3	45.5 mm	calibre 8912	Not recorded
Seamaster Planet Ocean Ultra Deep O-Megasteel 215.32.46.21	3	45.5 mm	calibre 8912	Not recorded
Seamaster 300 Master Chronometer 234.30.41.21	3	41 mm	calibre 8912	Not recorded
Seamaster 300 Master Co-Axial 233.60.41.21	3	41 mm	2 calibres	Not recorded
Seamaster 300 Master Co-Axial 233.62.41.21	3	41 mm	2 calibres	Not recorded
Seamaster Master Co-Axial 39.5 Olympic Games 522.53.40.20	3	39.5 mm	calibre 8807	Not recorded
Seamaster Bullhead Co-Axial Chronograph	3	43 mm	calibre 3113	Not recorded
Seamaster Diver 300M Co-Axial 41.5 Chronograph	2	41.5 mm	calibre 3330	Not recorded
Seamaster Diver 300M Co-Axial 44 GMT Chronograph	2	44 mm	calibre 3603	Not recorded
Seamaster Diver 300M Master Co-Axial 42 210.90.42.20	2	42 mm	calibre 8806	Not recorded
Seamaster Diver 300M Master Co-Axial 42 210.92.42.20	2	42 mm	calibre 8806	Not recorded
Seamaster Diver 300M Master Co-Axial 42 Tokyo 2020 Olympics	2	42 mm	calibre 8800	Not recorded
Seamaster Diver 300M Master Co-Axial 44 Chronograph 210.20.44.51	2	44 mm	calibre 9900	Not recorded
Seamaster Diver 300M Master Co-Axial 44 Chronograph 210.22.44.51	2	44 mm	calibre 9900	Not recorded
Seamaster Diver 300M Master Co-Axial 44 Chronograph 210.32.44.51	2	44 mm	calibre 9900	Not recorded
Seamaster Planet Ocean 600M Co-Axial 37.5 232.15.38.20	2	37.5 mm	calibre 8520	Not recorded
Seamaster Planet Ocean 600M Co-Axial 37.5 232.18.38.20	2	37.5 mm	calibre 8520	Not recorded
Seamaster Planet Ocean 600M Co-Axial 37.5 232.58.38.20	2	37.5 mm	calibre 8521	Not recorded
Seamaster Planet Ocean 600M Co-Axial 37.5 232.63.38.20	2	37.5 mm	calibre 8521	Not recorded
Seamaster Planet Ocean 600M Co-Axial 37.5 Chronograph 222.30.38.50	2	37.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 37.5 Chronograph 222.32.38.50	2	37.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 232.15.42.21	2	42 mm	calibre 8500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 232.18.42.21	2	42 mm	calibre 8500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 232.58.42.21	2	42 mm	calibre 8501	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 232.63.42.21	2	42 mm	calibre 8501	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 GMT 232.30.44.22	2	43.5 mm	calibre 8605	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 GMT 232.32.44.22	2	43.5 mm	calibre 8605	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer 215.33.44.21	2	43.5 mm	calibre 8900	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 232.30.46.21	2	45.5 mm	calibre 8500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer Chronograph 215.33.46.51	2	45.5 mm	calibre 9900	Not recorded
Seamaster 300 Co-Axial Master Chronometer 234.63.41.21	2	41 mm	calibre 8913	Not recorded
Seamaster 300 Co-Axial Master Chronometer 234.93.41.21	2	41 mm	calibre 8913	Not recorded
Seamaster 300 Master Chronometer 234.32.41.21	2	41 mm	calibre 8912	Not recorded
Seamaster 300 Master Co-Axial 233.20.41.21	2	41 mm	calibre 8400	Not recorded
Seamaster 300 Master Co-Axial 233.22.41.21	2	41 mm	calibre 8400	Not recorded
Seamaster 300 Master Co-Axial 233.32.41.21	2	41 mm	calibre 8400	Not recorded
Seamaster 300 Master Co-Axial 233.90.41.21	2	41 mm	2 calibres	Not recorded
Seamaster 300 Master Co-Axial 234.10.39.20	2	39 mm	calibre 8806	Not recorded
Seamaster PloProf Co-Axial 224.30.55.21	2	55 mm	calibre 8500	Not recorded
Seamaster PloProf Co-Axial 224.32.55.21	2	55 mm	calibre 8500	Not recorded
Seamaster Diver 300M Automatic 28	1	29.2 mm	calibre 2520	Not recorded
Seamaster Diver 300M Automatic 36.25 2052.50.00	1	36.25 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 36.25 2053.80.00	1	36.25 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 36.25 2152.50.00	1	36.25 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 36.25 2236.50.00	1	34.8 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 36.25 2252.50.00	1	36.25 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 36.25 2253.80.00	1	36.25 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 36.25 2453.50.00	1	36.25 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 36.25 2554.80.00	1	34.8 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 36.25 2652.50.91	1	36.25 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 36.25 2836.50.91	1	34.8 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 36.25 2952.50.91	1	36.25 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2031.50.00	1	41.5 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2054.50.00	1	41.5 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2055.80.00	1	41.5 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2136.50.00	1	41 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2230.50.00	1	39.3 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2231.50.00	1	41 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2231.80.00	1	41.5 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2232.80.00	1	41 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2254.50.00	1	41 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2332.20.00	1	39.3 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2332.80.00	1	39.3 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2532.20.00	1	39.3 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2533.50.00	1	41.5 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2537.80.00	1	41.5 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2636.50.91	1	41.5 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2830.50.91	1	39.3 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2833.50.91	1	41.5 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2931.80.00	1	41.5 mm	calibre 2401	Not recorded
Seamaster Diver 300M Automatic 41 2932.80.00	1	41.5 mm	calibre 2401	Not recorded
Seamaster Diver 300M Automatic 41 2934.80.00	1	43.4 mm	calibre 2400	Not recorded
Seamaster Diver 300M Automatic 41 2941.80.03	1	41.5 mm	calibre 2400	Not recorded
Seamaster Diver 300M Automatic 41 2942.80.03	1	41.5 mm	calibre 2401	Not recorded
Seamaster Diver 300M Automatic 41 2954.50.91	1	41.5 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41 2991.50.91	1	41.5 mm	calibre 1120	Not recorded
Seamaster Diver 300M Automatic 41.5 Apnea 2595.30.00	1	41.5 mm	calibre 3601	Not recorded
Seamaster Diver 300M Automatic 41.5 Apnea 2595.50.00	1	41.5 mm	calibre 3601	Not recorded
Seamaster Diver 300M Automatic 41.5 Apnea 2895.30.91	1	41.5 mm	calibre 3601	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 213.30.42.40	1	41.5 mm	calibre 1164	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 2225.80.00	1	41.5 mm	calibre 1164	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 2293.50.00	1	41.5 mm	calibre 3303	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 2293.52.00	1	41.5 mm	calibre 3301	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 2294.50.00	1	41.5 mm	calibre 3303	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 2296.80.00	1	41.5 mm	calibre 1164	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 2297.80.00	1	41.5 mm	calibre 1164	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 2298.80.00	1	41.5 mm	calibre 1164	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 2594.50.00	1	41.5 mm	calibre 3303	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 2594.52.00	1	41.5 mm	calibre 3301	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 2598.20.00	1	41.5 mm	calibre 1164	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 2599.80.00	1	41.5 mm	calibre 1164	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 2894.51.91	1	41 mm	calibre 3303	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 2894.52.91	1	41.5 mm	calibre 3301	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 2896.51.91	1	41.5 mm	calibre 3303	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 2993.50.91	1	41.5 mm	calibre 3303	Not recorded
Seamaster Diver 300M Automatic 41.5 Chronograph 2993.52.91	1	41.5 mm	calibre 3301	Not recorded
Seamaster Diver 300M Automatic 41 GMT 2134.80.00	1	41 mm	calibre 1128	Not recorded
Seamaster Diver 300M Automatic 41 GMT 2234.50.00	1	41 mm	calibre 1128	Not recorded
Seamaster Diver 300M Automatic 41 GMT 2538.20.00	1	41 mm	calibre 1128	Not recorded
Seamaster Diver 300M Automatic 41 GMT 2634.80.93	1	41.5 mm	calibre 1128	Not recorded
Seamaster Diver 300M Automatic 41 GMT 2834.50.91	1	41 mm	calibre 1128	Not recorded
Seamaster Diver 300M Automatic 41 GMT 2834.50.96	1	39.3 mm	calibre 1128	Not recorded
Seamaster Diver 300M Automatic 44 Racing Chronometer 2269.50.00	1	44 mm	calibre 3602	Not recorded
Seamaster Diver 300M Automatic 44 Racing Chronometer 2269.52.00	1	44 mm	calibre 3602	Not recorded
Seamaster Diver 300M Automatic 44 Racing Chronometer 2569.50.00	1	44 mm	calibre 3602	Not recorded
Seamaster Diver 300M Automatic 44 Racing Chronometer 2569.52.00	1	44 mm	calibre 3602	Not recorded
Seamaster Diver 300M Automatic 44 Racing Chronometer 2869.50.91	1	44 mm	calibre 3602	Not recorded
Seamaster Diver 300M Automatic 44 Racing Chronometer 2869.52.91	1	44 mm	calibre 3602	Not recorded
Seamaster Diver 300M Automatic 44 Racing Chronometer 2969.50.91	1	44 mm	calibre 3602	Not recorded
Seamaster Diver 300M Automatic 44 Racing Chronometer 2969.52.91	1	44 mm	calibre 3602	Not recorded
Seamaster Diver 300M Co-Axial 36.25 2222.80.00	1	36.25 mm	calibre 2500	Not recorded
Seamaster Diver 300M Co-Axial 36.25 2922.80.91	1	36.25 mm	calibre 2500	Not recorded
Seamaster Diver 300M Co-Axial 41 2220.80.00	1	41 mm	calibre 2500	Not recorded
Seamaster Diver 300M Co-Axial 41 2226.80.00	1	41 mm	calibre 2500	Not recorded
Seamaster Diver 300M Co-Axial 41 2920.80.91	1	41 mm	calibre 2500	Not recorded
Seamaster Diver 300M Co-Axial 41.5	1	41 mm	calibre 2500	Not recorded
Seamaster Diver 300M Co-Axial 41 GMT	1	41 mm	calibre 2628	Not recorded
Seamaster Diver 300M Co-Axial 41 Stainless Steel /James Bond Commander's Watch	1	41 mm	calibre 2507	Not recorded
Seamaster Diver 300M Co-Axial 41 White Gold /James Bond Commander's Watch	1	41 mm	calibre 2507	Not recorded
Seamaster Diver 300M Co-Axial 44 Chronograph 212.92.44.50	1	44 mm	calibre 3330	Not recorded
Seamaster Diver 300M Co-Axial 44 Regatta Chronograph	1	44 mm	calibre 3330	Not recorded
Seamaster Diver 300M Master Co-Axial 42 210.52.42.20	1	42 mm	calibre 8801	Not recorded
Seamaster Diver 300M Master Co-Axial 42 210.55.42.20	1	42 mm	calibre 8807	Not recorded
Seamaster Diver 300M Master Co-Axial 42 210.60.42.20	1	42 mm	calibre 8806	Not recorded
Seamaster Diver 300M Master Co-Axial 42 Paris 2024 Olympics	1	42 mm	calibre 8800	Not recorded
Seamaster Diver 300M Master Co-Axial 43.5 Milano Cortina 2026 Winter Olympics	1	43.5 mm	calibre 8806	Not recorded
Seamaster Diver 300M Master Co-Axial 43.5 Sedna Black	1	43.5 mm	calibre 8806	Not recorded
Seamaster Diver 300M Master Co-Axial 44 Chronograph 210.60.44.51	1	44 mm	calibre 9900	Not recorded
Seamaster Diver 300M Master Co-Axial Chronograph 44	1	44 mm	calibre 9901	Not recorded
Seamaster Diver 300M Quartz 28 212.15.28.61	1	28 mm	calibre 1424	Not recorded
Seamaster Diver 300M Quartz 28 212.30.28.61	1	28 mm	calibre 1424	Not recorded
Seamaster Diver 300M Quartz 28 2224.80.00	1	28 mm	calibre 1424	Not recorded
Seamaster Diver 300M Quartz 28 2282.50.00	1	29.2 mm	calibre 1424	Not recorded
Seamaster Diver 300M Quartz 28 2283.80.00	1	29.2 mm	calibre 1424	Not recorded
Seamaster Diver 300M Quartz 28 2284.50.00	1	28 mm	calibre 1424	Not recorded
Seamaster Diver 300M Quartz 28 2285.80.00	1	28 mm	calibre 1424	Not recorded
Seamaster Diver 300M Quartz 28 2382.20.00	1	28 mm	calibre 1424	Not recorded
Seamaster Diver 300M Quartz 28 2382.80.00	1	28 mm	calibre 1424	Not recorded
Seamaster Diver 300M Quartz 28 2582.20.00	1	28 mm	calibre 1424	Not recorded
Seamaster Diver 300M Quartz 28 2582.80.00	1	28 mm	calibre 1424	Not recorded
Seamaster Diver 300M Quartz 28 2583.20.00	1	28 mm	calibre 1424	Not recorded
Seamaster Diver 300M Quartz 28 2583.80.00	1	28 mm	calibre 1424	Not recorded
Seamaster Diver 300M Quartz 28 2584.80.00	1	28 mm	calibre 1424	Not recorded
Seamaster Diver 300M Quartz 28 2672.70.91	1	29.2 mm	calibre 2520	Not recorded
Seamaster Diver 300M Quartz 28 2982.50.91	1	29.2 mm	calibre 1424	Not recorded
Seamaster Diver 300M Quartz 36.25 2062.50.00	1	36.25 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 36.25 2063.80.00	1	36.25 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 36.25 212.30.36.61	1	36.25 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 36.25 2223.80.00	1	36.25 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 36.25 2262.50.00	1	36.25 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 36.25 2263.80.00	1	36.25 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 36.25 2362.20.00	1	34.8 mm	calibre 1120	Not recorded
Seamaster Diver 300M Quartz 36.25 2362.80.00	1	34.8 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 36.25 2561.80.00	1	36.25 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 36.25 2562.20.00	1	34.8 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 36.25 2562.80.00	1	34.8 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 41 2064.50.00	1	41.5 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 41 2065.80.00	1	41.5 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 41 212.30.41.61	1	41 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 41 2221.80.00	1	41 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 41 2264.50.00	1	41 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 41 2265.80.00	1	41 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 41 2342.20.00	1	39.3 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 41 2541.80.00	1	43.75 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 41 2542.20.00	1	39.3 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 41 2542.80.00	1	43.75 mm	calibre 1538	Not recorded
Seamaster Diver 300M Quartz 41 2964.50.91	1	41.5 mm	calibre 1538	Not recorded
Seamaster Planet Ocean 600M Co-Axia 45.5 Chronograph	1	45.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 37.5 232.90.38.20	1	37.5 mm	calibre 8520	Not recorded
Seamaster Planet Ocean 600M Co-Axial 37.5 232.92.38.20	1	37.5 mm	calibre 8520	Not recorded
Seamaster Planet Ocean 600M Co-Axial 37.5 Chronograph 222.18.38.50	1	37.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 37.5 Chronograph 222.28.38.50	1	37.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 39.5 Master Chronometer 215.15.40.20	1	39.5 mm	calibre 8800	Not recorded
Seamaster Planet Ocean 600M Co-Axial 39.5 Master Chronometer 215.18.40.20	1	39.5 mm	calibre 8800	Not recorded
Seamaster Planet Ocean 600M Co-Axial 39.5 Master Chronometer 215.23.40.20	1	39.5 mm	calibre 8800	Not recorded
Seamaster Planet Ocean 600M Co-Axial 39.5 Master Chronometer 215.58.40.20	1	39.5 mm	calibre 8801	Not recorded
Seamaster Planet Ocean 600M Co-Axial 39.5 Master Chronometer 215.63.40.20	1	39.5 mm	calibre 8801	Not recorded
Seamaster Planet Ocean 600M Co-Axial 39.5 Master Chronometer Deep Black 215.92.40.20	1	39.5 mm	calibre 8800	Not recorded
Seamaster Planet Ocean 600M Co-Axial 39.5 Master Chronometer Deep Black 215.98.40.20	1	39.5 mm	calibre 8800	Not recorded
Seamaster Planet Ocean 600M Co-Axial 39.5 Master Chronometer 522.33.40.20	1	39.5 mm	calibre 8800	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 2201.50.00	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 2201.51.00	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 2201.52.00	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 2209.50.00	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 222.18.42.20	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 222.28.42.20	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 222.30.42.20	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 222.60.42.20	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 222.63.42.20	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 232.90.42.21	1	42 mm	calibre 8500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 232.92.42.21	1	42 mm	calibre 8500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 2901.50.37	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 2901.50.81	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 2901.50.91	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 2901.51.82	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 2909.50.38	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 2909.50.48	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 2909.50.82	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 2909.50.83	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 2909.50.91	1	42 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel - Blue	1	42 mm	calibre 8912	Not recorded
Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel - Orange	1	42 mm	calibre 8912	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 GMT 232.63.44.22	1	43.5 mm	calibre 8615	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 GMT 232.90.44.22	1	43.5 mm	calibre 8605	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 GMT 232.92.44.22	1	43.5 mm	calibre 8605	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 GMT 232.93.44.22	1	43.5 mm	calibre 8615	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 GMT 232.98.44.22	1	43.5 mm	calibre 8615	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer GMT 215.30.44.22	1	43.5 mm	calibre 8906	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer 215.32.43.21	1	43.5 mm	calibre 8900	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer GMT 215.33.44.22	1	43.5 mm	calibre 8906	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer 215.58.44.21	1	43.5 mm	calibre 8901	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer 215.63.44.21	1	43.5 mm	calibre 8901	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer 215.90.44.21	1	43.5 mm	calibre 8900	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer 215.92.44.21	1	43.5 mm	calibre 8900	Not recorded
Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer 522.32.44.21	1	43.5 mm	calibre 8900	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 2200.50.00	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 2200.51.00	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 2200.53.00	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 2208.50.00	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 222.18.46.20	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 222.30.46.20	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 222.60.46.20	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 222.63.46.20	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 232.15.46.21	1	45.5 mm	calibre 8500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 232.18.46.21	1	45.5 mm	calibre 8500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 232.63.46.21	1	45.5 mm	calibre 8501	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 232.90.46.21	1	45.5 mm	calibre 8500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 232.92.46.21	1	45.5 mm	calibre 8500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 2900.50.37	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 2900.50.81	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 2900.50.91	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 2900.51.82	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 2908.50.38	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 2908.50.83	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Casino Royale	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 2210.50.00	1	45.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 2210.51.00	1	45.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 2210.52.00	1	45.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 2218.50.00	1	45.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 222.18.46.50	1	45.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 222.32.46.50	1	45.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 222.60.46.50	1	45.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 222.63.46.50	1	45.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 232.15.46.51	1	45.5 mm	calibre 9300	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 232.18.46.51	1	45.5 mm	calibre 9300	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 232.63.46.51	1	45.5 mm	calibre 9301	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 232.90.46.51	1	45.5 mm	calibre 9300	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 232.92.46.51	1	45.5 mm	calibre 9300	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 2910.50.81	1	45.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 2918.50.38	1	45.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 2918.50.82	1	45.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph 2918.50.83	1	45.5 mm	calibre 3313	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer Chronograph 215.20.46.51	1	45.5 mm	calibre 9900	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer Chronograph 215.23.46.51	1	45.5 mm	calibre 9900	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer GMT Deep Black Sedna	1	45.5 mm	calibre 8906	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer Chronograph 215.63.46.51	1	45.5 mm	calibre 9901	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer Chronograph 215.90.46.51	1	45.5 mm	calibre 9900	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Olympic Collection Sochi 2014	1	45.5 mm	calibre 8500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Stainless 2908.50.82	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean 600M Co-Axial 45.5 Stainless 2908.50.91	1	45.5 mm	calibre 2500	Not recorded
Seamaster Planet Ocean Ultra Deep	1	45.5 mm	calibre 8912	Not recorded
Seamaster 120M Automatic 25 2581.31.00	1	25 mm	calibre 1424	Not recorded
Seamaster 120M Automatic 25 2581.81.00	1	25 mm	calibre 1424	Not recorded
Seamaster 120M Automatic 36.25 2301.11.00	1	36.25 mm	calibre 1120	Not recorded
Seamaster 120M Automatic 36.25 2301.21.00	1	36.25 mm	calibre 1120	Not recorded
Seamaster 120M Automatic 36.25 2501.21.00	1	36.25 mm	calibre 1120	Not recorded
Seamaster 120M Automatic 36.25 2501.31.00	1	36.25 mm	calibre 1120	Not recorded
Seamaster 120M Automatic 36.25 2501.51.00	1	38.8 mm	calibre 1120	Not recorded
Seamaster 120M Automatic 36.25 2501.81.00	1	36.25 mm	calibre 1120	Not recorded
Seamaster 120M Quartz 26.8	1	26.8 mm	calibre 1424	Not recorded
Seamaster 120M Quartz 34.8 Stainless	1	34.8 mm	calibre 1538	Not recorded
Seamaster 120M Quartz 36.25 2511.21.00	1	36.25 mm	calibre 1538	Not recorded
Seamaster 120M Quartz 36.25 2511.31.00	1	36.25 mm	calibre 1538	Not recorded
Seamaster 120M Quartz 36.25 2511.81.00	1	36.25 mm	calibre 1538	Not recorded
Seamaster 120M Quartz 41 2311.11.00	1	42 mm	calibre 1538	Not recorded
Seamaster 120M Quartz 41 2311.21.00	1	42 mm	calibre 1538	Not recorded
Seamaster 300 Master Co-Axial 233.30.41.21	1	41 mm	calibre 8400	Not recorded
Seamaster 300 Master Co-Axial 233.92.41.21	1	41 mm	calibre 8400	Not recorded
Seamaster 300 Master Co-Axial 233.93.41.21	1	41 mm	calibre 8401	Not recorded
Aqua Terra 150M Seamaster Steel Master Chronometer Certified Watch	1	43 mm	calibre 8938	Not recorded
Seamaster Master Co-Axial 39.5 Edizione Venezia	1	39.5 mm	calibre 8801	Not recorded
Seamaster Master Co-Axial 39.5 Olympic Games 522.93.40.20	1	39.5 mm	calibre 8807	Not recorded
Seamaster PloProf Co-Axial Master Chronometer 227.60.55.21	1	55 mm	calibre 8912	Not recorded
Seamaster PloProf Co-Axial Master Chronometer O-mega	1	55 mm	calibre 8912	Not recorded
Seamaster Bullhead Co-Axial Chronograph Rio 2016	1	43 mm	calibre 3113	Not recorded

Questions

How many Seamaster models are there?

The Watchnik database lists 315 Seamaster models with 472 references between them.

What sizes does the Seamaster come in?

Case diameters range from 25 mm to 55 mm across the family.

Which movement is most common in the Seamaster?

Calibre 2500, used in 50 of the 472 references.

This guide is compiled from the Watchnik database, where every value is traced to its source record. It updates automatically when the data changes.