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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Omega Seamaster Pro 300 "Green Seaweed" 210.32.42.20.10.001 COMPLETE SET + OEM Stainless Steel Bracelet
This Omega Seamaster Pro 300 features a green seaweed dial and is in excellent condition, with no signs of wear.
- Condition: Excellent
- Bracelet type: Stainless Steel (OEM)
- Warranty card date: 2024
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Omega Seamaster Cosmic 166.035 $550
A beautiful Omega Seamaster Cosmic Date from the 1960s with a stainless steel case and silver brushed dial.
- Condition: Good with signs of wear
- Case size: 35mm diameter
- Movement accuracy: +13 sec/day
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[US] Omega Seamaster 300 Heritage - 41mm - Black Dial - 234.30.41.21.01.001 - Full Set
This Omega Seamaster 300 Heritage is a mechanical watch with a 41mm black dial.
- Condition: Excellent/Fantastic (minor hairlines)
- Case size: 41mm
- Dial color: Black

Omega Seamaster Diver 300M Nekton Edition Box Papers 210.32.42.20.01.002
This Omega Seamaster Diver 300M Nekton Edition features a 42mm stainless steel case, matte black dial, and titanium unidirectional bezel. It has an in-house co-axial caliber 8806 movement with a 55-hour power reserve and 300m water resistance.
- Condition: Near Mint Condition (96%)
- Movement: Omega In House Co-Axial Caliber 8806
- Water Resistance: 300 Meters/1000 Feet
- Power Reserve: 55 Hour

Excellent Omega Seamaster Heritage Blue 300 M 234.30.41.21.03.001 41 mm, Steel, Complete, 2022, Under Warranty.
The Omega Seamaster Heritage Blue 300 M is a vintage-inspired dive watch with a blue sandwich dial and black anodized aluminum bezel. It features a Co-Axial escapement movement and has a water resistance of 300 meters.
- Condition: Excellent, under warranty
- Movement: OMEGA Master Chronometer, Automatic Movement in House Calibre 8912
- Case size: 41 mm diameter
- Thickness: 13.9 mm

Omega 007 Skyfall Seamaster Planet Ocean 232.30.42.21.01.004
This Omega Seamaster Planet Ocean is a limited edition model inspired by the James Bond film Skyfall.
- Condition: Excellent condition
- Boxes: 2
- Books: 1
- Warranty cards: 1
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Omega Seamaster 300m Black Box & Papers (Comes with NATO, rubber, mesh, bracelet)
The Omega Seamaster Diver 300M features a sleek black ceramic bezel, black wave-pattern dial, and skeletonized hands filled with Super-LumiNova for maximum legibility.
- Condition: Excellent / Gently worn
- Case size: 42mm
- Bezel material: black ceramic
- Dial pattern: wave-pattern
Omega Seamaster Aquaterra Quartz - 231.10.39.60.06.001 - Gray Teak - Stainless Steel - 39mm - Mint
This Omega Seamaster Aquaterra Quartz features a 39mm stainless steel case with a gray teak dial.
- Condition: Pre-Owned - Mint
- Case size: 39mm
- Bracelet type: Stainless Steel
- Movement: Quartz
Omega Seamaster Professional Titanium Ref. 2231.50 (Full Set)
The Omega Seamaster Professional Titanium Ref. 2231.50 is a handsome tool watch with a black wave dial.
- Condition: Good used condition with light scratches and a small nick on the crystal
- Case material: Titanium
- Case dimensions: 41mm diameter
- Bezel: Black