Tissot Seastar 1000 Automatic Chronograph40mm

The Tissot Seastar 1000 Powermatic 80 Chronograph is a commanding Swiss-made sports watch that combines professional-grade dive functionality with robust chronograph performance. Featuring a clean blue dial, versatile 40 mm stainless steel case, and the advanced Powermatic 80 movement, this timepiece delivers a compelling blend of depth-rated capability and everyday wearability.

Designed for adventurers and watch enthusiasts alike, the Seastar 1000 Chronograph retains the sea-ready credentials of the Seastar family while integrating precision stop-watch functions for timing exercises, regattas or everyday intervals.

Key Features

• Swiss Automatic Movement Powermatic 80.811 with Chronograph Module providing up to 80 hours power reserve and long-term reliability.

• 40 mm Stainless Steel Case with polished and brushed finishing for sport-elegant versatility.

• Blue Dial with Chronograph Sub-dials for accurate elapsed timing and clear second-hand tracking.

• Unidirectional Rotating Bezel with blue ceramic insert for measured dive time tracking.

• Date Display at 4 o’clock, practical for daily wear.

• Scratch-Resistant Sapphire Crystal for strength and light clarity.

• Stainless Steel Bracelet with secure butterfly clasp and push-buttons.

• 600 m Water Resistance (60 bar / 2000 ft) for full dive watch capability.

Product Specifications

Model Reference
T120.807.11.091.00

Collection
T-Sport / Seastar 1000 Powermatic 80 Chronograph

Movement
Swiss automatic Powermatic 80.811 with chronograph module

Power Reserve
Up to 80 hours

Functions
Hours, minutes, seconds, date
Chronograph: elapsed seconds, 30-minute counter, 12-hour counter

Case Diameter
40 mm

Case Material
316L stainless steel

Dial
Blue with applied indexes and chronograph sub-dials

Bezel
Unidirectional rotating blue ceramic insert

Crystal
Scratch-resistant sapphire with anti-reflective treatment

Bracelet
Stainless steel with butterfly clasp and push-buttons

Water Resistance
600 metres / 60 bar / 2000 ft

Enthusiast’s Insight

The Tissot Seastar 1000 Powermatic 80 Chronograph occupies a unique space in the enthusiast community as one of the more affordable professional-grade dive chronographs from a mainstream luxury brand. The integration of the Powermatic 80 platform with chronograph functionality is seen as a notable achievement at this price segment, offering both extended autonomy and mechanical character.

Collectors often highlight how the 600 m water resistance elevates this watch well above recreational dive rating levels, reinforcing confidence whether exploring coastal depths or facing unpredictable weather on land. The chronograph sub-dials are intuitively laid out, making the watch not just a capable timing instrument but also a versatile daily companion.

The blue dial and ceramic bezel combination is regularly praised for its clarity and depth, shifting subtly in different light conditions to convey both sporty personality and dressy refinement. This dial aesthetic pairs exceptionally well with the robust case size and integrated bracelet, making it a favourite among wearers who want a true sports watch that transitions easily into smarter settings.

Enthusiasts also note the see-through case back for its window into the Powermatic 80 architecture, which is often regarded as one of the best automatic movements available at this price point, combining durability with long-term performance.