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

Omega Seamaster 300M - Black Dial - Diver - 210.32.42.20.01.001 ( new / 2025 )

Omega - 210.32.42.20.01.001 · $4,850.005

A brand new Omega Seamaster 300 42mm Black Wave Dial on Rubber Strap, featuring a stainless steel case and 8800 Master Co-Axial Movement.

Condition: Brand new
Case size: 42mm diameter
Material: stainless steel
Movement: 8800 Master Co-Axial

Posted at

Jun 30, 2025, 3:32 PM

Active

View listing on WatchUseek

Omega Seamaster Diver 300M 210.22.42.20.01.002 – Black/Gold – Full Set

Omega - 210.22.42.20.01.002 · $5,400

This is a two-tone Omega Seamaster Diver 300M with a black ceramic dial and bezel, paired with 18k Sedna gold accents.

Condition: Lightly worn with normal desk-diving wear
Case size: 42mm diameter
Water resistance: 300m depth rating

Posted at

Jun 30, 2025, 1:00 PM

Active

View listing on r/WatchExchange

Omega Seamaster 34mm cal.420 Denisteel $440

Omega - cal.420 Denisteel · $440

A vintage Omega Seamaster 34mm cal. 420 in a Denisteel case from 1956, assembled in England to avoid costly import fees on cased watches from Switzerland.

Condition: Great shape with some signs of wear
Case size: 34mm (diameter), 41.5mm (lug to lug)
Lug width: 18mm
Crystal condition: Authentic with inner crack between 3 and 4 o'clock

Posted at

Jun 30, 2025, 9:38 AM

Active

View listing on r/WatchExchange