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 Diver 300 Sedna Gold 210.22.42.20.03.002 COMPLETE SET

Omega - 210.22.42.20.03.002 · $4,950

This Omega Seamaster Diver 300 Sedna Gold is a high-end dive watch with a gold case and band, featuring a complete set including warranty card.

Condition: Excellent
Payment Methods Accepted: crypto, other methods (with small fee)
Trade Brands: Tudor, Cartier, Rolex, Omega, Breitling, AP
Strap Replaced: blue rubber with black Omega Seamaster strap

Posted at

Mar 20, 2026, 4:19 PM

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Omega Seamaster 212.30.41.20.01.003 No wave dial COMPLETE SET

Omega - 212.30.41.20.01.003 · $2,950

For sale is an Omega Seamaster Diver reference 212.30.41.20.01.003, a complete set including warranty card dated 2014.

Condition: great condition with some light signs of wear
Payment Methods Accepted: crypto and other payment methods
Warranty Card Date: 2014
Trade Brands Accepted: Tudor, Cartier, Rolex, Omega, Breitling, AP

Posted at

Mar 20, 2026, 4:16 PM

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2023 Omega Seamaster Professional 300 42mm Black Dial Complete Set

Omega - 210.30.42.20.01.001 · $3,900

a 2023 Omega Seamaster SMP 300 with a black dial in great condition.

Condition: Great condition with wear marks
Year: 2023
Size: 42mm diameter
Warranty life left: About half

Posted at

Mar 20, 2026, 4:03 PM

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BNIB Omega Seamaster Diver 300M 210.30.42.20.04.001 $5,399

Omega - 210.30.42.20.04.001 · $5,399

Up for sale is the Omega Seamaster Diver 300M, featuring a black ceramic bezel with a white enamel diving scale and a polished white ceramic dial.

Condition: Brand new in box with no issues
Case diameter: 42mm
Lug width: 20mm
Water resistance: 300m depth rating

Posted at

Mar 20, 2026, 12:36 PM

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Omega Seamaster Aqua Terra – Annual Calendar – 38.5mm Blue Dial

Omega - 23110392203001 · $4,200

A versatile Omega Seamaster Aqua Terra Annual Calendar watch with a 38.5mm stainless steel case and blue dial, featuring an annual calendar complication and Co-Axial calibre 8601.

Condition: Excellent
Case size: 38.5mm diameter
Movement: Omega Co-Axial calibre 8601

Posted at

Mar 20, 2026, 12:36 PM

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View listing on r/WatchExchange