Omega Seamaster Seamaster Chronograph

Reference ST 176.007

Omega Seamaster Chronograph

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
60

Current Listings

[WTS] Omega Seamaster 300m Black dial 210.30.42.20.01.001 Full Kit+ Receipt $4350+ 🚢

Omega Seamaster 300m Black dial 210.30.42.20.01.001 Full Kit+ Receipt $4350+ 🚢

Omega - 210.30.42.20.01.001 · $4,350
An iconic Omega Seamaster 300m with a stunning black dial is available now, featuring a 42mm diameter case and 55 hour power reserve.

  • Condition: Excellent with minor scratches on case and clasp
  • Movement: 8800
  • Water Resistance: 300m
  • Case Size: 42mm
Posted at
Apr 30, 2026, 9:24 PM
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[WTS] Omega Seamaster ‘Seaweed’($5,250)

Omega Seamaster ‘Seaweed’($5,250)

Omega - 210.30.42.20.10.001 · $5,250
This Omega Seamaster Diver 300M Co-Axial Master Chronometer features a green dial and is made of stainless steel, with a diameter of 42mm excluding the crown.

  • Condition: Excellent
  • Material: Stainless Steel
  • Diameter: 42mm (excluding crown)
  • Movement: Self-Winding Co-Axial Master Chronometer
Posted at
Apr 30, 2026, 8:02 PM
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[WTS] Omega Seamaster Aqua Terra 150M - Full Set - Near Mint

Omega Seamaster Aqua Terra 150M - Full Set - Near Mint

Omega - 220.10.41.21.10.001 · $4,500
The Seamaster Aqua Terra is a tribute to OMEGA's rich maritime heritage, featuring a stainless steel case with a wave-edged design and a green sun-brushed dial with a horizontal "teak" pattern.

  • Condition: New in box - Near Mint
  • Case diameter: 41mm
  • Crystal type: Domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides
  • Caliber: Omega 8900
Posted at
Apr 30, 2026, 3:35 PM
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[WTS] Omega Seamaster Diver – Ref 210.30.42.20.06.001 – Very Good – Full Set = OM Strap

Omega Seamaster Diver – Ref 210.30.42.20.06.001 – Very Good – Full Set = OM Strap

Omega - 210.30.42.20.06.001 · $4,750
This Omega Seamaster Diver features a blue ceramic bezel and gray wave dial, powered by the Calibre 8800 Co-Axial Master Chronometer with a 55hr power reserve, 300m water resistance, and METAS certification for anti-magnetism to 15,000 gauss. The watch is in very good condition, with a clean dial and no marks on the crystal or case, but some light wear on the bracelet.

  • Condition: Very Good
  • Bezel material: blue ceramic
  • Dial color: gray wave
  • Water resistance: 300m
Posted at
Apr 30, 2026, 3:25 PM
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[WTS] Vintage Omega Seamaster 30 - Pakistan AirForce - AM dial - 1960s.

Vintage Omega Seamaster 30 - Pakistan AirForce - AM dial - 1960s.

Omega - 135.011 · $2,000
A vintage Omega Seamaster 30, a rare military collectible watch produced for the Pakistan Air Force in the 1960s, featuring a manual winding mechanism and historical significance.

  • Condition: Pre-owned
  • Caliber: Cal 601
  • Size: 34-35mm diameter
  • Movement: Manual/hand wind
Posted at
Apr 30, 2026, 1:00 PM
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[WTS] Omega Seamaster Aqua Terra 2503.80.00 — Blue Sunburst Dial — 39.2mm — Fresh Service — $2,799 Shipped (Tariff Covered)

Omega Seamaster Aqua Terra 2503.80.00 — Blue Sunburst Dial — 39.2mm — Fresh Service — $2,799 Shipped (Tariff Covered)

Omega - 2503.80.00 · $2,799
This Omega Seamaster Aqua Terra features a blue sunburst dial and is powered by the Cal. 2500 Co-Axial automatic movement, recently serviced.

  • Condition: Excellent overall condition with normal signs of wear
  • Case diameter: 39.2mm
  • Case thickness: ~11.2mm
  • Lug width: 20mm
Posted at
Apr 30, 2026, 12:11 PM
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[WTS] 2024 Omega Seamaster Diver 300M 210.30.42.20.10.001 Green Seaweed Full Set - $5,395

2024 Omega Seamaster Diver 300M 210.30.42.20.10.001 Green Seaweed Full Set - $5,395

Omega - 210.30.42.20.10.001 · $5,395
A 2024 Omega Seamaster Diver 300M in Green Seaweed, a high-end diver's watch featuring a 42mm case and excellent condition.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2024
  • Depth rating: 300m
Posted at
Apr 30, 2026, 9:58 AM
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[WTS] 2020 Omega Seamaster Diver 41mm 212.30.41.20.01.003 Black Full Set - $3,795

2020 Omega Seamaster Diver 41mm 212.30.41.20.01.003 Black Full Set - $3,795

Omega - 212.30.41.20.01.003 · $3,795
Up for sale is a 2020 Omega Seamaster Diver Black, featuring a 41mm case size.

  • Condition: Excellent condition with minimal signs of wear.
  • Case Diameter: 41mm
  • Year: 2020
Posted at
Apr 30, 2026, 9:56 AM
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[WTS] 2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $4,995

2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $4,995

Omega - 232.92.44.22.03.001 · $4,995
Up for sale is a Omega Seamaster Planet Ocean 600m Titanium Blue, a watch that features a 2025 model year and has been thoroughly tested on a timegrapher.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2025
  • Case material: Titanium
  • Water resistance: 600m
Posted at
Apr 30, 2026, 9:54 AM
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