Omega Seamaster Seamaster Chronograph

Reference ST 176.007

Omega Seamaster Chronograph

About this watch

The Omega Seamaster ST 176.007 Seamaster Chronograph is a stunning timepiece that effortlessly combines elegance with functionality. Produced between 1972 and 1976, this classic beauty is not just a tool for telling time; it’s a piece of history, a statement of style, and a marvel of horological engineering. At the heart of the ST 176.007 is the Omega caliber 1040, an automatic chronograph movement that’s as robust as it is reliable. This movement is actually Omega’s version of the Lemania 1340, known for its durability and precision. With a 40-hour power reserve and 17 jewels, this movement is designed for performance. The design of the Omega ST 176.007 is truly captivating, with a cushion-shaped case measuring 38.50 mm in diameter that strikes the perfect balance between boldness and wearability. The sunburst blue dial is one of the most striking features of this timepiece, offering versatility and sophistication. Whether you’re at the office or enjoying a night out, this watch is sure to enhance your style with its elegant design and robust functionality.
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Key Features

  • Omega caliber 1040 automatic chronograph movement
  • Cushion-shaped stainless steel case measuring 38.50 mm in diameter
  • Sunburst blue dial with stick indexes and hands
  • 60 meters water resistance, suitable for everyday wear
  • Plexiglass crystal offers a soft, warm look
  • Robust automatic chronograph movement with 40-hour power reserve
  • Date complication ensures precise timekeeping

Specifications

Brand
Omega
Family
Seamaster
Model
Seamaster Chronograph
Reference
ST 176.007
Movement
1040
Movement Features
  • Small Seconds, Minutes, Additional 24 Hour Hand (adjustable)
  • Date
  • Chronograph
Case
Stainless Steel 38.5mm
Dial Color
Blue
Crystal
Plexi
Water Resistance
60

Current Listings

[WTS] Omega Seamaster Professional 300M 42mm 210.32.42.20.06.001 | 2020 Full Set

Omega Seamaster Professional 300M 42mm 210.32.42.20.06.001 | 2020 Full Set

Omega - 210.32.42.20.03.001 · $4,050
2020 Omega Seamaster Professional 300M in great condition, with a crystal/bezel clean finish, master chronometer certification, and double-boxed packaging.

  • Condition: Pre-Owned, Great Condition with slight wear on case and clasp
  • Case size: 42mm diameter
  • Service history: Unknown
Posted at
Apr 4, 2026, 9:20 PM
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[WTS] Vintage Omega Seamaster Automatic Ref. 2767-3 SC | Cal. 354 | 1950s | Patina Dial | Bumper

Vintage Omega Seamaster Automatic Ref. 2767-3 SC | Cal. 354 | 1950s | Patina Dial | Bumper

Omega - 2767-3 · $4,500
A 1950s Omega Seamaster Automatic Ref. 2767-3 SC featuring Cal. 354.

  • Era: 1950s
Posted at
Apr 4, 2026, 8:47 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster SMP 300 Polar White - Full Set 2024 card + OEM Rubber Strap

Omega Seamaster SMP 300 Polar White - Full Set 2024 card + OEM Rubber Strap

Omega - SMP 300 · $4,500
This Omega Seamaster SMP 300 Polar White comes with a full set of accessories, including the OEM rubber strap. It has been worn in rotation but is no longer being used due to the seller's smaller wrists.

  • Condition: Great condition with minor wear from normal use
  • Year purchased: 2024
  • Strap included: true
  • Bracelet condition: Good (used for only a week)
Posted at
Apr 4, 2026, 7:22 PM
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[WTS] Omega Seamaster Pro 300m with bracelet and strap

Omega Seamaster Pro 300m with bracelet and strap

Omega - Seamaster Pro 300m · $4,250
This Omega Seamaster Pro 300m is a black dial watch that comes with a bracelet, Omega silicone strap, and all original paperwork.

  • Condition: Good shape with some scratches and hairlines from regular use
  • Bracelet: included
  • Strap: Omega silicone strap
  • Depth rating: 300m
Posted at
Apr 4, 2026, 5:57 PM
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[WTS] Vintage Omega Seamaster Cosmic 2000 & Raymond Weil Freelancer Pop Chronograph Limited Edition

Vintage Omega Seamaster Cosmic 2000 & Raymond Weil Freelancer Pop Chronograph Limited Edition

Omega - 168.128 · $1,100
A vintage Omega Seamaster Cosmic 2000 features a 'case-in-case' system and a 38mm footprint that offers significantly more wrist presence than standard vintage Seamasters.

  • Condition: Some desk diving, but mostly clean
  • Movement: Omega Caliber 1012 (Automatic, Hacking, Quickset Date)
  • Case size: 38mm
  • Strap setup: Red Straphabit strap with OEM Omega Deployant clasp
Posted at
Apr 4, 2026, 5:38 PM
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[WTS] 2024 Omega Seamaster Seaweed

2024 Omega Seamaster Seaweed

Omega - 210.30.42.20.10.001 · $5,250
The Omega Seamaster Seaweed is being sold as a complete set, including inner and outer boxes, manual, hang tag, Master Chronometer certificate, pictograms, and international warranty card.

  • Condition: very good
  • Water Resistance: 300m depth rating
Posted at
Apr 4, 2026, 12:26 PM
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[WTS] 2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $5,295

2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $5,295

Omega - 232.92.44.22.03.001 · $5,295
A 2025 Omega Seamaster Planet Ocean 600m Titanium Blue is being sold in excellent condition, with a titanium blue finish and a water resistance rating of 600m.

  • Condition: Excellent condition with minimal signs of wear
  • Water Resistance: 600m
  • Year: 2025
Posted at
Apr 4, 2026, 11:37 AM
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[WTS] Omega Seamaster Diver 300M 210.30.42.20.03.001 Blue 2022 Full Set - $4,395

Omega Seamaster Diver 300M 210.30.42.20.03.001 Blue 2022 Full Set - $4,395

Omega - 210.30.42.20.03.001 · $4,395
This Omega Seamaster Diver 300m Blue is a 2022 model, featuring a blue dial and coming with various accessories such as the inner and outer box, card holder, international warranty card, pictograms card, master chronometer card, and instructions manual. The watch has been thoroughly tested on a timegrapher and is running well without needing service.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2022
  • Contents: Watch, Inner & Outer Box, Card Holder, International Warranty Card, Pictograms Card, Master Chronometer Card, Instructions Manual
Posted at
Apr 4, 2026, 11:28 AM
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[WTS] Omega Seamaster Planet Ocean Ultra Deep 215.30.46.21.04.001 $7,899

Omega Seamaster Planet Ocean Ultra Deep 215.30.46.21.04.001 $7,899

Omega - 215.30.46.21.04.001 · $7,899
The Omega Seamaster Planet Ocean Ultra Deep is a technically impressive dive watch with a staggering 6,000-meter depth rating and high-performance engineering.

  • Condition: Minty condition, excellent time keeping
  • Case diameter: 45mm
  • Lug width: 22mm
  • Depth rating: 6000m
Posted at
Apr 4, 2026, 11:05 AM
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