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 166.0206 Seamaster watch

Omega - 166.0206 · $480

an automatic Omega Seamaster watch with a width of 36mm, all original parts

Condition: Pre-owned
Diameter: 36mm

Posted at

Dec 28, 2025, 5:52 AM

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Omega Seamaster Ref 196.0265 Gold Dial Cal.1430 Tank Mens Watch SALE $299

Omega - 196.0265 · $299

A gold-dialed Omega Seamaster Ref 196.0265 with a quartz Cal 1430 movement in stainless steel case.

Condition: Preowned with some wear, scratches, and marks
Movement: Quartz Cal 1430
Case material: Stainless steel
Case width: 28 mm (without crown)

Posted at

Dec 28, 2025, 1:55 AM

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Omega Seamaster Aqua Terra 150M 41mm (220.32.41.21.03.001) 2025 Turquoise Dial

Omega - 220.32.41.21.03.001 · $6,700

The Omega Seamaster Aqua Terra 150M 41mm features a stainless-steel case with a brushed ceramic bezel and a wave-edged screw-in caseback, housing the Co-Axial Master Chronometer caliber 8900. The watch boasts a mesmerizing turquoise dial with black gradient effect and facetted hands.

Condition: excellent plus condition
Case size: 41mm diameter
Water resistance: 150m water resistant

Posted at

Dec 27, 2025, 10:37 PM

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Omega Seamaster Planet Ocean 8500 Orange 45.5mm 232.32.46.21.01.003 on Omega mesh bracelet

Omega - 232.32.46.21.01.003 · $3,600

The Omega Seamaster Planet Ocean Orange features a 45.5mm case with a gray bezel, but was upgraded to an orange OEM bezel.

Condition: Near mint
Bracelet type: mesh/milanese bracelet
Original strap: black
Alternative clasp: deployant clasp

Posted at

Dec 27, 2025, 10:36 PM

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Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.003 under warranty

Omega - 232.30.46.21.01.003 · $4,500

This Omega Seamaster Planet Ocean 8500 features a 45.5mm case and is still under warranty until November 2027.

Condition: exceptional
Case Diameter: 45.5mm
Warranty Valid Until: NOV 2027

Posted at

Dec 27, 2025, 10:21 PM

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Omega Seamaster Planet Ocean 2500 42.5mm 2209.50.00

Omega - 2209.50.00 · $3,400

This Omega Seamaster Planet Ocean 2500 is a 42.5mm watch with excellent condition and comes with boxes and papers.

Condition: Great condition with boxes and papers
Case Size: 42.5mm

Posted at

Dec 27, 2025, 10:16 PM

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(Redcued) Vintage Omega Seamaster - 166.0216 - With Papers - 70s

Omega - 166.0216 · $735

A vintage Omega Seamaster featuring a stainless steel/gold plated case with a 35mm diameter, automatic movement, and original bracelet. The watch is in good condition and comes with papers.

Condition: Good, minor scratches and patina
Case size: 35mm diameter
Bracelet size compatibility: up to 7 inch wrist
Movement accuracy: +10 seconds/day

Posted at

Dec 27, 2025, 9:47 PM

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