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 Pro 300 210.30.42.20.03.001 COMPLETE SET

Omega - 210.30.42.20.03.001 · $4,250

This Omega Seamaster Pro is being sold in a complete set, including double boxed and all accessories.

Condition: Excellent
Complete set included: yes, double boxed, all 3 cards, full links
Payment methods accepted: crypto, cash, other methods
Meeting options: local meetup, shipping available

Posted at

May 15, 2026, 2:15 PM

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Omega Seamaster 300 White 42mm 210.32.42.20.04.001 ( excellent / 2025 / box and papers )

Omega - 210.32.42.20.04.001 · $4,650

Up for sale is an Omega Seamaster 300 White Wave Dial on Rubber Strap, featuring a 42mm stainless steel case and Master Co-Axial movement.

Condition: Excellent
Case size: 42mm diameter
Movement: 8800 Master Co-Axial Movement
Strap material: Rubber Strap

Posted at

May 15, 2026, 12:18 PM

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Omega Seamaster 300 - Stainless Steel - Chronograph - 41mm - Blue Wave Dial - 2598.80

Omega - 2598.80 · $1,800

A vintage Omega Seamaster Chronograph with a stainless steel case and blue wave dial.

Condition: very clean for its age
Bracelet size: fits up to 7.5 inches with extender, fits 7 inches without
Crown type: aftermarket crown that does not screw-down

Posted at

May 15, 2026, 11:21 AM

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2023 Omega Seamaster Diver 300M Grey 12/23 Ref# 210.30.42.20.06.001 $4,299.00

Omega - 210.30.42.20.06.001 · $4,299

2023 Omega Seamaster Diver 300M Grey features a beautiful grey wave dial, automatic movement, and a 42mm size.

Condition: Excellent shape with minor hairlines on case, clasp, and bracelet
Movement: 8806
Water Resistance: 300m
Depth Rating: 300m

Posted at

May 15, 2026, 9:27 AM

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Omega Seamaster GMT 231.10.43.52.06.001 – Full Set – Grey Dial – 2014 – $3,850

Omega - 231.10.43.52.06.001 · $3,850

A sharp, highly versatile Speedmaster with excellent wrist presence and everyday wearability.

Condition: Good condition
Year: 2014
Bracelet material: Stainless steel
Dial color: Grey

Posted at

May 15, 2026, 9:24 AM

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Omega Seamaster Planet Ocean 600M – 232.92.42.21.03.001 – 42mm Titanium – $4,695

Omega - 232.92.42.21.03.001 · $4,695

Case material: titanium
Case size: 42mm

Posted at

May 15, 2026, 9:16 AM

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Omega Seamaster Planet Ocean 2200.51 – 45mm – Full Set – $3,995

Omega - 2200.51 · $3,995

This Omega Seamaster Planet Ocean features a 45mm stainless steel case, black dial and bezel, Co-Axial Caliber 2500 automatic movement, and 600m water resistance. It is a great everyday diver with strong build quality and classic design.

Condition: Very clean overall with light wear consistent with age
Case size: 45mm diameter
Movement type: Co-Axial Caliber 2500
Water resistance depth: 600m

Posted at

May 15, 2026, 9:11 AM

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Omega Seamaster 212.30.41 41mm Black No Wave Dial - $2,890

Omega - 212.30.41.20.03.001 · $2,890

Up for sale is my great condition Omega Seamaster 212.30.41.20.03.001. This watch measures at 41mm and has an automatic Omega Calibre 2500 movement.

Condition: Very good condition for its age, minimal marks/hairlines
Movement Type: Automatic Calibre 2500
Case Size: 41mm
Water Resistance: 300m

Posted at

May 15, 2026, 5:12 AM

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Omega Seamaster Diver 300M -01/26 – Full Kit – $4,525 Shipped

Omega - Seamaster Diver 300M -01/26 · $4,525

Up for sale is my Omega Seamaster Diver 300M with the white wave dial on OEM black rubber strap with Omega deployant clasp. Watch comes as a complete full kit with inner/outer boxes, cards, manuals, and accessories.

Condition: Very good pre-owned condition
Case Condition: Normal wear from use
Bezel Condition: Clean
Strap Condition: Great shape, plenty of life left

Posted at

May 15, 2026, 1:48 AM

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