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 Professional 300M 42mm “Seaweed” 210.32.42.20.10.001 | 2025 Watch with Box and Papers

Omega - 210.32.42.20.10.001 · $4,650

A 2025 Omega Seamaster Professional 300M in 42mm with a green 'Seaweed' dial, available with a standard pin buckle or deployant and rubber strap.

Condition: Excellent, bordering on Like New
Buckle type: Standard pin buckle
Deployant available: Yes, additional cost applies for deployant and rubber strap

Posted at

May 4, 2026, 1:43 PM

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Omega Seamaster Professional 41mm “Peter Blake”- 2254.50 - Price Reduced!

Omega - 2254.50 · $2,975

Up for sale is my Omega Seamaster Professional 41mm 'Peter Blake' in great condition with very minimal hairlines throughout.

Condition: Great condition, minimal hairlines
Case size: 41mm diameter
Wrist fit: 7.25-7.5 inch wrist
Payment options: Zelle, Bank wire, or PayPal F&F for trusted buyers

Posted at

May 4, 2026, 1:09 PM

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Omega Seamaster Pro 300M 2221.80.00 41mm Quartz — Bond Era Wave Dial — Box & Manual (Cal.1538 Correct) — $2,099 Shipped (Tariff Covered)

Omega - 2221.80.00 · $2,099

A Bond Era Omega Seamaster Pro 300M with a wave dial, accompanied by its original box and manual, featuring the Calibre 1538.

Case size: 41mm
Movement type: Quartz

Posted at

May 4, 2026, 12:46 PM

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Omega Seamaster Professional Planet Ocean - 2209.50 - 42mm

Omega - 2209.50 · $2,995

A classic Omega Seamaster Planet Ocean with a 42mm case, suitable for everyday diving.

Condition: pre-owned, great condition with light wear
Size: 42mm
Case diameter: 42mm

Posted at

May 4, 2026, 12:43 PM

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Omega Seamaster Aqua Terra 220.10.41.21.06.001 41mm Automatic Grey Dial Full Set

Omega - 220.10.41.21.06.001 · $5,095

The Omega Seamaster Aqua Terra Ref. 220.10.41.21.06.001 features a stainless steel case with a grey teak dial, automatic movement, and comes in excellent condition with minimal signs of wear.

Condition: very good
Movement type: Automatic
Bracelet material: stainless steel
Case size: 41mm diameter

Posted at

May 4, 2026, 10:23 AM

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Omega Seamaster Diver 300M 210.22.42.20.03.001 Two-Tone Blue Dial 42mm Automatic Full Set

Omega - 210.22.42.20.03.001 · $6,299

This Omega Seamaster Diver 300M is a two-tone stainless steel and yellow gold watch with a blue dial on a matching rubber strap, featuring an automatic movement.

Condition: Very good
Case size: 42mm
Movement type: Automatic
Set includes: Original inner box, outer box, papers dated 2022, strap, and other contents

Posted at

May 4, 2026, 10:17 AM

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1962 Omega Seamaster ref. 14763 w/ Cal. 562 – serviced May 2026 – 35mm gold-capped case – $1,150

Omega - 14763 · $1,150

A 1962 Omega Seamaster ref. 14763 with a 35mm gold-capped case, powered by an automatic movement. It has been serviced in May 2026 and is running well.

Condition: Good condition with some light aging and small spotting on the dial, normal scratches and small dents/dings on the case
Case size: 35mm diameter
Movement caliber: Omega Cal. 562
Crystal type: Original Omega plexi crystal

Posted at

May 4, 2026, 10:00 AM

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