Tissot Seastar Seastar 1000 Quartz GMT 40 Stainless Steel / Black / Bracelet

Reference T120.852.11.051.00

Tissot Seastar 1000 Quartz GMT 40 Stainless Steel / Black / Bracelet

About this watch

The Tissot Seastar 1000 Powermatic 80 is a masterpiece of Swiss watchmaking, blending style and functionality with robust design and impressive movement. This automatic timepiece boasts an ETA Caliber C07.111 movement, certified by the Official Swiss Chronometer Testing Institute (COSC) for its exceptional accuracy. With a power reserve of 80 hours, you can enjoy reliable timekeeping even when not wound. The sleek grey dial features stick indexes and dot markers, ensuring clear visibility in various lighting conditions. The stainless steel case is durable yet refined, with a rotating bezel marked from 0 to 60 for tracking dive time. Water-resistant up to 300 meters, this watch is perfect for adventurers and those seeking a stylish companion for any occasion. Whether diving into the ocean or attending a business meeting, the Tissot Seastar 1000 Powermatic 80 seamlessly transitions between styles. Its lightweight stainless steel bracelet features a secure clasp, ensuring a snug fit. With its chronometer-certified movement and impressive design, this watch is an excellent investment for anyone seeking a reliable timepiece that combines adventure with elegance.
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Key Features

  • ETA Caliber C07.111 automatic movement
  • 80-hour power reserve
  • Chronometer-certified by COSC
  • Sapphire crystal glass
  • Stainless steel case and bracelet
  • Rotating bezel marked from 0 to 60
  • Water-resistant up to 300 meters

Specifications

Brand
Tissot
Family
Seastar
Model
Seastar 1000 Quartz GMT 40 Stainless Steel / Black / Bracelet
Reference
T120.852.11.051.00
Movement
f06-412
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 40mm
Dial Color
Black
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 | $550 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 | $550 OBO including CONUS shipping

Tissot - T120.607.37.041.00 · $550
This Tissot Seastar 2000 Powermatic 80 Diver features a Swiss automatic movement, 46mm diameter, and is water-resistant up to 600m.

  • Condition: Excellent Condition
  • Movement: Swiss automatic movement, up to 80 hours power reserve
  • Diameter: 46mm diameter
  • Length: 46.00 length
Posted at
Oct 24, 2025, 3:16 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 | $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