Tissot Seastar Seastar 1000 Powermatic 80 GMT Stainless Steel / Black / Bracelet

Reference T120.429.11.051.01

Tissot Seastar 1000 Powermatic 80 GMT Stainless Steel / Black / Bracelet

About this watch

The Tissot Seastar 1000 Powermatic 80 GMT is a statement piece that combines luxury with practicality, featuring a robust stainless steel case, a striking black dial, and a remarkable 80-hour power reserve. Its sleek design and modern twist make it a top contender in the world of dive watches. With its impressive movement, durable construction, and versatile design, this watch is built to last and looks fantastic while doing so. Whether you're a diving enthusiast or just someone who appreciates fine craftsmanship, the Tissot Seastar 1000 Powermatic 80 GMT is definitely worth considering.
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Key Features

  • 46mm stainless steel case
  • Black dial with stick indexes and luminescent coating
  • ETA Caliber C07.661 movement with 80-hour power reserve
  • Sapphire crystal glass for scratch resistance
  • 300m water resistance for diving and water sports enthusiasts
  • 24-hour rotating bezel for tracking time in different zones
  • Adjustable 24-hour hand for travelers and adventurers

Specifications

Brand
Tissot
Family
Seastar
Model
Seastar 1000 Powermatic 80 GMT Stainless Steel / Black / Bracelet
Reference
T120.429.11.051.01
Movement
c07-661
Movement Features
  • Hours, Minutes, Seconds, Additional 24 Hour Hand (adjustable)
  • Date
Case
46mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Tissot Seastar 2000 Powermatic 80 Diver 46mm 600M T120.607.37.041.00 | Blue Dial, Black Case | Excellent Condition | Box & Manual | $600 OBO including CONUS shipping

Tissot Seastar 2000 Powermatic 80 Diver 46mm 600M T120.607.37.041.00 | Blue Dial, Black Case | Excellent Condition | Box & Manual | $600 OBO including CONUS shipping

Tissot - T120.607.37.041.00 · $600
A highly technical, assertive watch with a chic profile suitable for everyday wear and reliable as a tool watch with up to 600m water resistance.

  • Condition: Excellent Condition
  • Movement: Swiss automatic movement, up to 80 hours power reserve
  • Diameter: 46mm (diameter)
  • Length: 46.00 (case length)
Posted at
Oct 22, 2025, 8:31 PM
Active
View listing on r/WatchExchange
[WTS] Vintage Early 70s/Late 60s Tissot PR516 Seastar *Serviced 2025*

Vintage Early 70s/Late 60s Tissot PR516 Seastar *Serviced 2025*

Tissot - PR516 · $350
  • Condition: Excellent
  • Year: Late 60s/Early 70s
  • Serviced: 2025
Posted at
Oct 17, 2025, 7:26 PM
Active
View listing on r/WatchExchange
[WTS] Tissot Seastar 2000 Powermatic 80 Diver 46mm 600M T120.607.37.041.00 | Blue Dial, Black Case | Excellent Condition | Box & Manual | $850 OBO including CONUS shipping

Tissot Seastar 2000 Powermatic 80 Diver 46mm 600M T120.607.37.041.00 | Blue Dial, Black Case | Excellent Condition | Box & Manual | $850 OBO including CONUS shipping

Tissot - T120.607.37.041.00 · $850
A highly technical, assertive watch with a stylish profile and versatile design, suitable for everyday wear and underwater adventures.

  • Condition: Excellent Condition
  • Movement: Swiss automatic movement, up to 80 hours power reserve
  • Case dimensions: 46mm diameter, 16.25mm thickness, 22mm lugs
  • Water resistance: 600m (2000ft)
Posted at
Oct 17, 2025, 6:59 PM
Active
View listing on r/WatchExchange
[WTS] Serviced 1970s Tissot Seastar Automatic Silver Linen Dial Men's Wrist-Watch $299

Serviced 1970s Tissot Seastar Automatic Silver Linen Dial Men's Wrist-Watch $299

Tissot - Seastar Automatic · $299
This 1970s Tissot features a stunning silver linen dial paired with mirror polished indices and sharp blocky hands. The watch is powered by the Omega-Tissot 17-jewel automatic Swiss movement, which provides great accuracy and handwinding capabilities.

  • Condition: In great condition with only light wear
  • Case size: 39mm diameter
  • Height: 11mm
  • Lug width: 18mm
Posted at
Oct 14, 2025, 7:35 PM
Active
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[WTS] Tissot Seastar 1000 40mm

Tissot Seastar 1000 40mm

Tissot - T1208071109100 · $500
The Tissot Seastar 1000 is a sporty yet assertive watch that features a 40mm casing with a Powermatic 80 movement, water resistance up to 1000 feet (300 meters), and Super-LumiNova coated hands and hour markers for improved visibility. This updated edition of the collection offers a more compact and sophisticated appearance.

  • Condition: Excellent to LNIB
  • Case size: 40mm
  • Thickness: 12.48mm
  • Water resistance depth rating: 300m/1000ft
Posted at
Oct 14, 2025, 5:50 PM
Active
View listing on r/WatchExchange