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] 2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $4,995

2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $4,995

Omega - 232.92.44.22.03.001 · $4,995
Up for sale is a Omega Seamaster Planet Ocean 600m Titanium Blue, Reference 232.92.44.22.03.001, from 2025 in excellent condition.

  • Condition: Excellent condition with minimal signs of wear
  • Depth rating: 600m
  • Year: 2025
Posted at
Apr 25, 2026, 9:52 AM
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[WTS] (UK) Omega Seamaster Chronostop 1967, Rotating ‘Minutes’ bezel £1200

(UK) Omega Seamaster Chronostop 1967, Rotating ‘Minutes’ bezel £1200

Omega - Chronostop 1967 · $1,200
A lovely Omega Seamaster Chronostop from 1967, featuring a rotating 'Minutes' bezel. It has recently been serviced and runs perfectly.

  • Condition: like new
  • Box: generic
  • Papers: none
Posted at
Apr 25, 2026, 4:15 AM
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[WTS] Omega Seamaster Quartz — Ref. ST 196.0082 — 1977 — Cal. 1345 — Day/Date — $449 + $11 shipping CONUS

Omega Seamaster Quartz — Ref. ST 196.0082 — 1977 — Cal. 1345 — Day/Date — $449 + $11 shipping CONUS

Omega - ST 196.0082 · $449
This 1977 Omega Seamaster Quartz features a stainless steel case, in-house quartz movement, and day/date functionality.

  • Condition: Running perfectly
  • Case size without crown: 35.5mm
  • Water resistance: 3 BAR
  • Movement frequency: 32,768 Hz
Posted at
Apr 24, 2026, 10:11 PM
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[WTS] 1963 Omega Seamaster Cap-Gold Ref.166.010 Gilt Dial | Great Condition (Serviced) | $2250

1963 Omega Seamaster Cap-Gold Ref.166.010 Gilt Dial | Great Condition (Serviced) | $2250

Omega - 166.010 · $2,310
  • Condition: Great original condition (serviced)
  • Case size: 35mm
  • Material: Gold-capped case over stainless steel
  • Movement type: Automatic calibre 562
Posted at
Apr 24, 2026, 9:26 PM
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[WTS] OMEGA Seamaster Diver 300M 210.32.42.20.03.001 Blue Wave Dial Full Set

OMEGA Seamaster Diver 300M 210.32.42.20.03.001 Blue Wave Dial Full Set

OMEGA - 210.32.42.20.03.001 · $4,299
This OMEGA Seamaster Diver 300M features a 42mm stainless steel case, blue ceramic wave dial, and matching blue bezel. Powered by Omega’s Co-Axial Master Chronometer caliber 8800, it offers everyday wearability and technical performance.

  • Condition: Excellent pre-owned condition
  • Case size: 42mm diameter
  • Movement: Co-Axial Master Chronometer caliber 8800
Posted at
Apr 24, 2026, 8:25 PM
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[WTS] Omega Seamaster 36mm Ref 2236.50 $2,200

Omega Seamaster 36mm Ref 2236.50 $2,200

Omega - 2236.50 · $2,200
A 36mm Omega Seamaster Professional featuring a black wave dial, solid 18K white gold bezel insert, and classic SMP design.

  • Condition: Great overall with light wear
  • Case diameter: 36.25mm
  • Lug to lug length: 44mm
  • Thickness: 11.5mm
Posted at
Apr 24, 2026, 8:16 PM
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[WTS] OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET! 🔥$4,150🔥

OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET! 🔥$4,150🔥

OMEGA - 232.32.42.21.01.003 · $4,150
The OMEGA Seamaster Planet Ocean 600M is a robust and elegant dive watch that embodies OMEGA's commitment to ocean exploration and precision engineering, featuring a 42mm stainless steel case, Co-Axial Caliber 8500 movement, black dial with orange accents and date window at 3 o'clock, water-resistant up to 600 meters (2000 feet), and helium escape valve.

  • Condition: VERY GOOD, with few superficial scratches on case.
  • Case size: 42mm diameter
  • Water resistance: 600m depth rating
  • Movement: Co-Axial Caliber 8500
Posted at
Apr 24, 2026, 6:19 PM
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[WTS] OMEGA Seamaster Bullhead Co-Axial Chronograph Ref. 225.12.43.50.01.001 - ULTIMATE SET! 🔥$10,000🔥

OMEGA Seamaster Bullhead Co-Axial Chronograph Ref. 225.12.43.50.01.001 - ULTIMATE SET! 🔥$10,000🔥

OMEGA - 225.12.43.50.01.001 · $10,000
The OMEGA Seamaster Bullhead Co-Axial Chronograph is a cult classic reborn, paying tribute to the iconic 1969 original. It features a distinctive shield-shaped case and unique configuration with the crown and chronograph pushers at 12 o'clock.

  • Condition: UNWORN
  • Case material: stainless steel
  • Diameter: 43mm
  • Movement: Co-Axial Calibre 3113 automatic
Posted at
Apr 24, 2026, 6:17 PM
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[WTS] OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$9,600🔥

OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$9,600🔥

OMEGA - 220.10.43.22.03.002 · $9,600
The OMEGA Seamaster Aqua Terra Worldtimer Ref. 220.10.43.22.03.002 is a sophisticated travel companion that puts the world on your wrist, featuring a 43mm stainless steel case and a dial that captures the essence of a perfect day at sea.

  • Condition: VERY GOOD - Some light scratches on case and bracelet.
  • Case size: 43mm
  • Bracelet size: ~7"
  • Contents: ULTIMATE SET - Includes box, papers, serial hang tag, spare links, shipping coffin, digital copy of original purchase receipt
Posted at
Apr 24, 2026, 6:15 PM
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