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
60

Current Listings

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This Omega Seamaster Planet Ocean is a Titanium model with a blue dial and features a helium valve.

  • Condition: Excellent, very lightly worn
  • Material: Titanium
  • Water Resistance: 600m
Posted at
Aug 22, 2025, 8:59 AM
Active
[WTS][US] Omega Seamaster Professional 300m - Green Dial - 210.30.42.20.10.001 - Full Set

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  • Condition: Fantastic condition with minor hairlines on clasp, case, and bracelet
  • Depth Rating: 300m
Posted at
Aug 22, 2025, 8:02 AM
Active
[WTS] Omega Seamaster. Chronograph. 41mm. $1795 only !!

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This Omega Seamaster is a James Bond-inspired timepiece featuring a chronograph function and automatic movement, housed in a 41mm case.

  • Size: 41mm diameter
  • Movement: automatic
Posted at
Aug 21, 2025, 7:30 PM
Active
[WTS] Omega Seamaster Aqua Terra (2503.50.00) - Automatic 39.2mm - 1st Gen

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A first-generation Omega Seamaster Aqua Terra with a 39.2mm case size, featuring an automatic movement.

  • Condition: Pre-owned with cosmetic blemishes and scratches
  • Case Size: 39.2mm
Posted at
Aug 21, 2025, 12:31 PM
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[WTS] Omega Seamaster Aqua Terra James Bond SkyFall 38.5mm

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A James Bond Omega watch with a blue teak dial, stainless steel case, and bracelet, featuring the Omega Co-Axial 8500 calibre automatic movement.

  • Condition: Excellent overall condition
  • Case size: 38.5mm
  • Bracelet material: stainless steel
  • Wrist fit: approximately 6.75in
Posted at
Aug 21, 2025, 10:57 AM
Active
[WTS] Omega Seamaster Aqua Terra 2518.30 Silver Dial Quartz 36mm $1,475

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This Omega Seamaster Aqua Terra is a quartz-powered watch with a silver dial and a 36mm case.

  • Condition: Slight scratches on case and bracelet, crystal is clean, bracelet fits about 17.5cm wrist
  • Case Size: 36mm diameter
Posted at
Aug 21, 2025, 10:53 AM
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[WTS] Omega Seamaster Diver 300M Chronograph

Omega Seamaster Diver 300M Chronograph

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The Omega Seamaster Diver 300M Chronograph is a 44mm numbered edition watch made from grade 2 titanium, tantalum, and 18K Sedna gold. It features a blue ceramic wave-pattern dial and chronograph functions powered by the Master Chronometer Calibre 9900.

  • Condition: Unworn, unsized, and stickered
  • Case size: 44mm
  • Water resistance: 300m depth rating
  • Bracelet material: matching metal
Posted at
Aug 21, 2025, 10:17 AM
Active
[WTS] Omega Seamaster Diver 2551.80 Blue 36mm Automatic $1,850

Omega Seamaster Diver 2551.80 Blue 36mm Automatic $1,850

Omega - 2551.80 · $1,850
This Omega Seamaster Diver is a 36mm automatic watch with a blue face. It has been used normally but shows some minor wear.

  • Condition: Slight scratches on case and bezel, clean crystal, bracelet fits approximately 17.5cm wrist
  • Case size: 36mm diameter
  • Shipping: Ships internationally from Singapore, typically reaches the US within 4 business days
Posted at
Aug 21, 2025, 9:56 AM
Active
[WTS][US] Omega Seamaster 300 Heritage - 41mm - Black Dial - 233.30.41.21.01.001 - on Nato Strap

[US] Omega Seamaster 300 Heritage - 41mm - Black Dial - 233.30.41.21.01.001 - on Nato Strap

Up for sale is an Omega Seamaster 300 Heritage - 41mm - Black Dial, a mechanically perfect watch that comes with various accessories.

  • Condition: Fantastic
  • Case size: 41mm
Posted at
Aug 21, 2025, 8:09 AM
Active