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 Aqua Terra 39mm | Ref. 2503.3 | Cal. 2500 Co-Axial Chronometer | Silver Dial | $2,199

Omega - 2503.3 · $2,199

A timeless, understated piece that measures 39mm in stainless steel and is powered by Omega’s Caliber 2500 Co-Axial automatic movement, COSC-certified to +6/-4 seconds per day precision. The watch features a silver dial with raised index hour markers and luminous hands.

Condition: great condition
Material: stainless steel
Water Resistance: 150m
Movement: Caliber 2500 Co-Axial automatic movement

Posted at

May 12, 2026, 10:10 PM

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Omega Seamaster James Bond 007

Omega - 210.22.42.20.01.004 · $6,800

Up for sale is a beautiful Omega Seamaster James Bond 007 Special Edition, featuring a brushed with polished stainless steel case and 18k plate on side of case engraved with limited edition number.

Condition: Very good condition
Case size: 41mm diameter
Movement: Cal 8800

Posted at

May 12, 2026, 10:01 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 2254.50 41mm Automatic Peter Blake, in stunning shape with a clean crystal and light wear on the bezel.

Condition: great condition, minimal hairlines throughout
Case size: 41mm diameter
Bezel condition: light wear with small marks throughout

Posted at

May 12, 2026, 9:47 PM

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Omega Seamaster Planet Ocean. Box, Card. 232.32.46.21.01.003.

Omega - 232.32.46.21.01.003 · $3,150

Omega Seamaster Planet Ocean is a high-end watch with advanced features and sleek design. It comes with a box and card, providing authenticity and added value.

Box: yes
Card: yes

Posted at

May 12, 2026, 8:05 PM

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Omega Seamaster Planet Ocean 600m “Sochi 2014” Limited Edition - 2021 Box and Papers - 522.30.46.21.01.001 - Price Reduced to $3999

Omega - 522.30.46.21.01.001 · $3,999

This Omega Seamaster Planet Ocean 600m 'Sochi 2014' Limited Edition is a unique timepiece featuring the Olympic rings and the Sochi logo on the dial.

Water resistance depth rating: 600m

Posted at

May 12, 2026, 5:47 PM

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BNIB Omega Seamaster Diver 300M 210.30.42.20.04.001 $5,250

Omega - 210.30.42.20.04.001 · $5,250

This Omega Seamaster Diver 300M features a black ceramic bezel, polished white ceramic dial with laser-engraved waves and a date window at 6 o'clock, and is powered by the OMEGA Master Chronometer Calibre 8800. The watch includes a blue rubber strap and has a water resistance of 30 bar (300m).

Condition: Brand new in box
Case diameter: 42mm
Lug width: 20mm
Water resistance depth rating: 300m

Posted at

May 12, 2026, 4:56 PM

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OMEGA Seamaster 300 Full kit w/ Extra leather straps

Omega - 233.30.41.21.01.001 · $3,800

This Omega Seamaster 300 Master Co-axial Chronometer is a mechanical automatic watch featuring a black dial and domed sapphire crystal with anti-reflective treatment. It comes in a steel case with a 41mm diameter and has a water resistance of 300m.

Condition: Slight wear on bracelet, clasp, and case
Movement: Omega 8400
Power reserve: 60 hours
Case size: 41mm diameter

Posted at

May 12, 2026, 4:53 PM

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2023 Omega Seamaster Diver SMP300m 42mm Blue Wave Dial Reference 210.30.42.20.03.001 Box and Papers

Omega - 210.30.42.20.03.001 · $4,327

This is a 2023 Omega Seamaster Diver SMP300M with a 42mm blue wave dial. It is in excellent condition with minimal signs of wear on the case, bracelet, and clasp.

Condition: Excellent
Case Size: 42mm
Depth Rating: 300m
Water Resistance: 300m

Posted at

May 12, 2026, 2:03 PM

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