Shown: reference T1204171105100 · Photo: Tissot
Tissot

Seastar 1000 45.5mm T1204171105100 Reference T1204171105100

Seastar 1000 45.5mm

Overview

The Tissot Seastar 1000 45.5mm T1204171105100 has a 45.5 mm 316L stainless steel case with a black dial. It is water resistant to 300 metres. One reference is listed, T1204171105100. It comes on a stainless steel bracelet and is in current production.

Seastar is Tissot's water sports line, and every model is rated to at least 30 bar (300 metres). About the Tissot Seastar

Case diameter
45.5 mm
12.82 mm thick
Water resistance
300 m
Dial
Black
Case material
316L stainless steel

Specifications

Specifications from Tissot. Last checked . Sources

Case

Diameter
45.5 mm
Thickness
12.82 mm
Lug width
22 mm
Crystal
Sapphire
Water resistance
300 m
Weight
180 g
Bezel
Stainless steel

Dial

Colour
Black

Movement

Type
Quartz

Bracelet or strap

Bracelet or strap
Stainless steel
Clasp
Folding clasp with safety lock, diver extension and double push-buttons

Not yet recorded: lug-to-lug, case back, shape, indexes, hands, calibre, functions, years.

Sources

  • Tissot: case, water resistance, dial, movement, bracelet. View sources

Missing values are shown as not yet recorded, never estimated. How we source our data

Seastar 1000 45.5mm T1204171105100 questions

What size is the Tissot Seastar 1000 45.5mm T1204171105100?

The Tissot Seastar 1000 45.5mm T1204171105100 has a 45.5 mm case.

What is the Tissot Seastar 1000 45.5mm T1204171105100 case made of?

The case is 316L stainless steel.

Is the Tissot Seastar 1000 45.5mm T1204171105100 water resistant?

It is rated to 300 m.

About the Tissot Seastar

Seastar is Tissot's water sports line, and every model is rated to at least 30 bar (300 metres). The Seastar 1000 makes up most of the collection, with quartz and Powermatic 80 automatic movements in sizes from 36 mm to 45.5 mm, including a 40 mm quartz GMT and quartz chronographs in 38 mm and 45.5 mm. The Seastar 2000 Professional, first introduced in 2021, sits at the top. It is certified to the ISO 6425:2018 dive watch standard, rated to 600 metres, and uses a 44 mm steel case with a helium escape valve, a ceramic bezel insert and the Powermatic 80 with a Nivachron balance spring.

Sources: Tissot Seastar collection, The Tissot Seastar 2000 Professional: Five New Editions, Tissot Seastar 1000 40mm Powermatic 80, Manufacturer product page, Manufacturer product page, Manufacturer product page