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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Omega - 220.10.41.21.03.002 · $3,999

This Omega Seamaster Aqua Terra is a blue version with a depth rating of 150m, featuring a 7.25 inch bracelet and comes with all original papers.

Bracelet length: 7.25 inches

Posted at

Dec 27, 2025, 8:32 PM

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Condition: Great condition, minimal wear on bracelet
Bracelet condition: Minimal wear
Amp: 300 amp movement power reserve

Posted at

Dec 27, 2025, 6:23 PM

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Condition: Great preowned condition, minimal wear
Case size: 45.5mm
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Movement: Omega Caliber 2500 Co-Axial automatic movement

Posted at

Dec 27, 2025, 6:11 PM

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Case Size: 41.5mm
Materials: stainless steel case and bracelet
Water Resistance Depth: 150M

Posted at

Dec 27, 2025, 1:45 PM

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Omega - 2225.80 · $2,225

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Condition: Very excellent condition for age with light marks
Caliber: Automatic caliber 1164
Water Resistance: 300m
Case Size: 41.5mm

Posted at

Dec 27, 2025, 1:14 PM

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Omega Seamaster Pro SPM300 Blue COMPLETE SET 210.32.42.20.03.001

Omega - 210.32.42.20.03.001 · $3,750

This Omega Seamaster Pro SPM300 Blue is a complete set with warranty card, in excellent condition and comes on rubber.

Condition: Excellent condition
Payment Methods Accepted: pretty much every payment method including crypto with a small fee
Local Meeting Available: yes (in southwest FL)
Open To Trades: Only for brands Tudor, Cartier, Rolex, Omega, Breitling, AP

Posted at

Dec 27, 2025, 12:04 PM

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Omega Seamaster 007 NTTD 210.90.42.20.01.001

Omega - 210.90.42.20.01.001 · $6,800

Omega Seamaster 007 NTTD with 42mm size, automatic Co-Axial Master Chronometer movement and original AD purchase receipt from 2022. Comes with the original 007 leather watch roll.

Condition: Great condition overall, minor scratches on titanium case and clasp
Case material: titanium
Movement type: automatic Co-Axial Master Chronometer
Diameter: 42mm

Posted at

Dec 27, 2025, 10:17 AM

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Omega Seamaster 300m "Peter Blake" 2254.50 Full Set for $3150 shipped!

Omega - 2254.50 · $3,150

a 2 - 3 sentence summary of the watch in the listing

Depth rating: 300m

Posted at

Dec 27, 2025, 9:38 AM

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2025 Omega Seamaster Professional Diver 300M Seaweed 210.30.42.20.10.001 Complete Set w/Box, Papers, Warranty

Omega - 210.30.42.20.10.001 · $5,495

2025 Omega Seamaster Professional Diver 300M Seaweed, a stainless steel diver's watch with a green ceramic dial and laser-engraved wave pattern, features a unidirectional rotating ceramic bezel, domed sapphire crystal, and METAS certification.

Condition: Pre-Owned with minor signs of wear
Case Size: 42mm
Bezel Type: Unidirectional rotating ceramic bezel with green enamel diving scale
Dial Material: Polished green ceramic dial

Posted at

Dec 26, 2025, 9:54 PM

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