Constellation Co-Axial 31 123.20.31.20 Reference 123. 20. 31. 20. 05. 001
Constellation Co-Axial 31 Stainless Steel / Red Gold / MOP
Overview
A 31 mm case defines the Omega Constellation Co-Axial 31 123.20.31.20. The movement is the self-winding Omega calibre 8520, with a 50 hour power reserve. Water resistance is 100 metres. The model has 6 references, which differ in dial colour (white, yellow and brown), case material and bracelet.
- Case diameter
- 31 mm
- 11.87 mm thick
- Movement
- Calibre 8520
- Water resistance
- 100 m
- Power reserve
- 50 h
Specifications
Specifications from Omega and WatchBase. Last checked . SourcesCase
- Diameter
- 31 mm
- Thickness
- 11.87 mm
- Material
- Steel - red gold
- Crystal
- Sapphire
- Water resistance
- 100 m
- Weight
- 113 g
Dial
- Colour
- White
Movement
- Calibre
- Omega 8520
- Type
- Automatic
- Power reserve
- 50 h
Bracelet or strap
- Bracelet or strap
- Bracelet: Steel - red gold
- Clasp
- Butterfly clasp
Not yet recorded: lug width, lug-to-lug, case back, shape, indexes, hands, functions, years.
Other versions of the Constellation Co-Axial 31 123.20.31.20
The Omega Constellation Co-Axial 31 123.20.31.20 covers 6 references, with a 31 mm case. All use the Omega calibre 8520.
- Omega Constellation Co-Axial 31 123.20.31.20, reference 123.

20. 31. 20. 05. 001 - Omega Constellation Co-Axial 31 123.20.31.20, reference 123.

20. 31. 20. 05. 002 - Omega Constellation Co-Axial 31 123.20.31.20, reference 123.

20. 31. 20. 08. 001 - Omega Constellation Co-Axial 31 123.20.31.20, reference 123.

20. 31. 20. 13. 001 - Omega Constellation Co-Axial 31 123.20.31.20, reference 123.

20. 31. 20. 55. 003 - Omega Constellation Co-Axial 31 123.20.31.20, reference 123.

20. 31. 20. 55. 004
Compare all 6 references in a table
| Reference | Dial | Case | Size | Produced |
|---|---|---|---|---|
| 123.20.31.20.05.001 | White | Steel - red gold | 31 mm | – |
| 123.20.31.20.05.002 | White | Steel - yellow gold | 31 mm | – |
| 123.20.31.20.08.001 | Yellow | Steel - yellow gold | 31 mm | – |
| 123.20.31.20.13.001 | Brown | Steel - red gold | 31 mm | – |
| 123.20.31.20.55.003 | White | Steel - red gold | 31 mm | – |
| 123.20.31.20.55.004 | White | Steel - yellow gold | 31 mm | – |
Constellation Co-Axial 31 123.20.31.20 questions
What size is the Omega Constellation Co-Axial 31 123.20.31.20?
The Omega Constellation Co-Axial 31 123.20.31.20 has a 31 mm case.
What movement does the Omega Constellation Co-Axial 31 123.20.31.20 use?
It uses the Omega calibre 8520.
What is the Omega Constellation Co-Axial 31 123.20.31.20 case made of?
Its references have cases in steel - red gold and steel - yellow gold.
Is the Omega Constellation Co-Axial 31 123.20.31.20 water resistant?
It is rated to 100 m.
How many Omega Constellation Co-Axial 31 123.20.31.20 references are there?
Our database lists 6 references.



