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 Ref. 166.003 | Good Original Condition (Serviced) | $850

Omega Seamaster Ref. 166.003 | Good Original Condition (Serviced) | $850

Omega - 166.003 · $850
A timeless classic from the golden era of the 1960s with a balance between understated elegance and robust functionality.

  • Condition: Good original condition, serviced
  • Case size: 34.5mm diameter
  • Movement: Caliber 565 (24 jewels)
  • Crystal type: Acrylic
Posted at
Nov 3, 2025, 11:54 AM
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[WTS] 1967 Omega Seamaster 120, Ref. 135.027

1967 Omega Seamaster 120, Ref. 135.027

Omega - 135.027 · $2,200
1967 Omega Seamaster 120 in great condition, manually wound.

  • Condition: great condition
  • Year: 1967
  • Straps: brown horween leather, black horween leather
Posted at
Nov 3, 2025, 9:51 AM
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[WTS] Omega Seamaster Planet Ocean 600m 42mm Orange Bezel Co-Axial 2007 w/ extra strap and bezels $3290 OBO

Omega Seamaster Planet Ocean 600m 42mm Orange Bezel Co-Axial 2007 w/ extra strap and bezels $3290 OBO

Omega - Planet Ocean 600m 42mm · $3,290
This is a 42mm Omega Seamaster Planet Ocean 600m with an orange bezel, purchased in 2022 from a dealer in NYC and barely worn. It comes with various OEM extra parts.

  • Condition: Pre-owned, used occasionally
  • Year: 2007
  • Bezel count: 5
  • Strap: OEM Rubber strap with OEM buckle
Posted at
Nov 2, 2025, 10:43 PM
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[WTS] Omega Seamaster 166.0266 Tapestry TV Dial 🇨🇭

Omega Seamaster 166.0266 Tapestry TV Dial 🇨🇭

A vintage mechanical watch with automatic movement and a unique TV/tapestry dial.

Posted at
Nov 2, 2025, 9:13 PM
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[WTS] Omega Seamaster Planet Ocean Ceramic 45.5mm $7,300 - Full Set - MSRP is $14,400 🤯

Omega Seamaster Planet Ocean Ceramic 45.5mm $7,300 - Full Set - MSRP is $14,400 🤯

Omega - Planet Ocean Ceramic 45.5mm · $7,300
This Omega Seamaster Planet Ocean Ceramic watch features a 45.5mm diameter case and is a full set with all original packaging.

  • Case diameter: 45.5mm
Posted at
Nov 2, 2025, 7:26 PM
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[WTS][US] Omega Seamaster SMP300 Titanium NTTD - 210.92.42.20.01.001 - On NATO - Full Set

[US] Omega Seamaster SMP300 Titanium NTTD - 210.92.42.20.01.001 - On NATO - Full Set

Omega - 210.92.42.20.01.001 · $6,850
This Omega Seamaster SMP300 Titanium NTTD is a high-end watch that features perfect mechanical function and comes in full set packaging.

  • Condition: Fantastic condition
  • Case condition: minor hairlines on case
  • Box and papers included: true
Posted at
Nov 2, 2025, 6:19 PM
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[WTS] 2000s Omega Seamaster Aqua Terra Railmaster 36mm ref. 2504.52

2000s Omega Seamaster Aqua Terra Railmaster 36mm ref. 2504.52

Omega - 2504.52 · $5,700
A 2000s Omega Seamaster Aqua Terra Railmaster 36mm with a stainless steel case and black dial. The watch features an automatic movement, Super-LumiNova lume, and a sapphire crystal.

  • Condition: Normal wear in the form of a few hairlines, faint scratches, and tiny nicks throughout, some micro patina on hands
  • Case Material: Stainless steel
  • Diameter: 36 mm
  • Lug Width: 19 mm
Posted at
Nov 2, 2025, 4:51 PM
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[WTS] Omega Seamaster 300 233.30.41.21.01.001 - Full Kit

Omega Seamaster 300 233.30.41.21.01.001 - Full Kit

Omega - 300 233.30.41.21.01.001 · $4,000
A complete Omega Seamaster 300 set, featuring an Omega 8400 Co-Axial movement and 300m water resistance, housed in a 41mm case.

  • Movement: Omega 8400 Co-Axial
  • Crystal: Sapphire
  • Water resistance depth rating: 300m
Posted at
Nov 2, 2025, 4:18 PM
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[WTS] Omega Seamaster Diver 300M “Black No-Wave” 41MM Stainless Steel 212.30.41.20.01.003

Omega Seamaster Diver 300M “Black No-Wave” 41MM Stainless Steel 212.30.41.20.01.003

Omega - 212.30.41.20.01.003 · $3,899
This Omega Seamaster Diver 300M 'Black No-Wave' is an iconic timepiece that marked the move to a ceramic bezel, featuring a smooth black lacquer dial without the trademark wave pattern.

  • Condition: Excellent pre-owned
  • Case diameter: 41mm
  • Box and papers included: yes
Posted at
Nov 2, 2025, 3:57 PM
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