Omega Seamaster Seamaster Chronograph

Reference ST 176.007

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

Current Listings

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Condition: Used with signs of wear
Year: 2006

Posted at

Feb 12, 2026, 7:30 PM

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Model size: 42mm diameter
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Posted at

Feb 12, 2026, 4:19 PM

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Condition: Lightly used, minor marks consistent with age
Case size: 44mm diameter
Movement service needed: true

Posted at

Feb 12, 2026, 3:48 PM

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Omega - 232.30.46.21.01.001 · $2,850

This Omega Seamaster Planet Ocean 600M features a stainless steel case with a black dial and bezel, Omega Co-Axial automatic movement, and 600m water resistance.

Condition: Very good to excellent pre-owned with minimal wear
Case size: 45.5mm diameter
Water resistance: 600m / 2000ft
Movement type: Omega Co-Axial automatic movement

Posted at

Feb 12, 2026, 3:22 PM

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Omega Seamaster Diver 300M 210.30.42.20.04.001 | 2022 Complete Set

Omega - 210.30.42.20.04.001 · $4,250

A 2022 Omega Seamaster Diver 300M is being sold, complete with its original packaging and accessories.

Condition: Preowned with light wear and minor scratches
Water Resistance: 30 bar
Movement: Master Chronometer
Bracelet: Fully linked bracelet

Posted at

Feb 12, 2026, 2:55 PM

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Omega Seamaster 2201.20

Omega - 2201.20 · $1,100

The Omega Seamaster is a working watch that fits around a 6.75 in wrist.

Size: fits around a 6.75 in wrist

Posted at

Feb 12, 2026, 2:32 PM

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2020 Omega Seamaster Aqua Terra 42mm Spectre 007 James Bond LE 231.10.42.21.03.004 Full Set

Omega - 231.10.42.21.03.004 · $6,595

A 2020 Omega Seamaster Aqua Terra 42mm Spectre limited-edition model, created to celebrate James Bond's on-screen return in the 2015 film.

Condition: Excellent
Year: 2020
Edition: Spectre 007 James Bond LE

Posted at

Feb 12, 2026, 12:52 PM

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Omega Seamaster Professional 300M Quartz 36mm $2,299

Omega - 212.30.36.61.01.001 · $2,299

The Omega Seamaster Diver 300M quartz is a durable, grab-and-go luxury timepiece featuring a black wave dial and aluminum bezel. It has a 36.25mm diameter, 18mm lug width, and 11.2mm thickness, making it suitable for smaller wrists or those preferring a less bulky diver.

Condition: Pre-owned with minor wear marks and a scratch on the bezel insert
Case diameter: 36.25mm
Dial color: Black
Water resistance: 300m depth rating

Posted at

Feb 12, 2026, 11:40 AM

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