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.
Buy Now on Jomashop
This is an affiliate link

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] 1972 Omega Seamaster ref. 168.0061 w/ Chronometer Cal. 1011 on original BOR 1036/11 – $1250 shipped

1972 Omega Seamaster ref. 168.0061 w/ Chronometer Cal. 1011 on original BOR 1036/11 – $1250 shipped

Omega - 168.0061 · $1,250
A 1972 Omega Seamaster with Chronometer Cal. 1011 and original BOR ref. 1036/11. This watch features a stainless steel case, automatic movement, and correct original accessories.

  • Movement: Chronometer Cal. 1011, automatic
  • Case size: 35mm diameter
  • Lug width: 18mm
Posted at
Apr 1, 2026, 7:39 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 41mm

Omega Seamaster Aqua Terra 41mm

Omega - 220.10.41.21.03.001 · $4,300
This 41mm Aqua Terra in teakwood blue is a beautifully crafted watch that has been well-maintained and comes with its original box, chronometer card, and a recent service record. Its stylish design and comfortable OEM rubber strap make it an attractive timepiece.

  • Condition: Pre-owned, serviced by Omega within the last 2 months
  • Bracelet type: Blue rubber strap
  • Case size: 41mm
Posted at
Apr 1, 2026, 7:17 PM
Active
View listing on r/WatchExchange
[WTS] 2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $5,295

2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $5,295

Omega - 232.92.44.22.03.001 · $5,295
a Omega Seamaster Planet Ocean 600m Titanium Blue, a high-end dive watch featuring a titanium case and blue dial.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2025
  • Depth rating: 600m
Posted at
Apr 1, 2026, 3:13 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Diver 300M 210.32.42.20.03.001 Blue 2021 Full Set - $4,395

Omega Seamaster Diver 300M 210.32.42.20.03.001 Blue 2021 Full Set - $4,395

Omega - 210.32.42.20.03.001 · $4,395
A 2021 Omega Seamaster Diver 300m Blue is up for sale, featuring a diver's watch design with a blue color scheme.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2021
  • Contents: Watch, Inner & Outer Box, Card Holder, International Warranty Card, Pictograms Card, Master Chronometer Card, Instructions Manual, Hang Tag
Posted at
Apr 1, 2026, 3:01 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Diver 300M 210.30.42.20.03.001 Blue 2022 Full Set - $4,395

Omega Seamaster Diver 300M 210.30.42.20.03.001 Blue 2022 Full Set - $4,395

Omega - 210.30.42.20.03.001 · $4,395
Up for sale is an Omega Seamaster Diver 300m Blue from 2022, featuring a blue dial and coming with a full set of accessories.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2022
  • Box Contents: Watch, Inner & Outer Box, Card Holder, International Warranty Card, Pictograms Card, Master Chronometer Card, Instructions Manual
Posted at
Apr 1, 2026, 2:57 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Diver 300M 210.30.42.20.10.001 Green Seaweed 2022 Full Set - $5,395

Omega Seamaster Diver 300M 210.30.42.20.10.001 Green Seaweed 2022 Full Set - $5,395

Omega - 210.30.42.20.10.001 · $5,395
This Omega Seamaster Diver 300M Green Seaweed is a 2022 model, featuring a green dial and matching band.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2022
  • Box Contents: watch, inner & outer box, card holder, international warranty card, pictograms card, master chronometer card, instructions manual
  • Shipping Insurance: fully insured
Posted at
Apr 1, 2026, 2:56 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 231.10.39.60.06.001 $2,250

Omega Seamaster Aqua Terra 231.10.39.60.06.001 $2,250

Omega - 231.10.39.60.06.001 · $2,250
The Omega Seamaster Aqua Terra is a versatile, all-around luxury watch with exceptional movement technology, often cited as an ideal 'one-and-only-one' watch for both formal and casual wear.

  • Condition: Excellent pre-owned condition
  • Case Diameter: 38.5mm
  • Lug Width: 19mm
  • Water Resistance: 150m
Posted at
Apr 1, 2026, 12:53 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Blue Ceramic Wave Dial 42mm Box & Papers 210.30.42.20.03.001

Omega Seamaster Blue Ceramic Wave Dial 42mm Box & Papers 210.30.42.20.03.001

Omega - 210.30.42.20.03.001 · $4,599
A modern icon done right, featuring a striking blue ceramic wave dial paired with a matching ceramic bezel. Powered by Omega’s METAS-certified Caliber 8800, this piece offers exceptional accuracy and a 55-hour power reserve.

  • Condition: Excellent overall condition with light signs of careful wear
  • Case size: 42mm diameter
  • Movement: Caliber 8800, METAS-certified
  • Water resistance: unknown
Posted at
Apr 1, 2026, 12:03 PM
Active
View listing on r/WatchExchange
[WTS] 1970 Omega Seamaster ref. 168.024 w/ Chronometer Cal. 564 on original ref. 2038 Milanese mesh bracelet – $1,380 shipped

1970 Omega Seamaster ref. 168.024 w/ Chronometer Cal. 564 on original ref. 2038 Milanese mesh bracelet – $1,380 shipped

Omega - 168.024 · $1,138
This is a fully original Seamaster with all the right details still in place, powered by the chronometer-rated Cal. 564 and paired with its original Omega Milanese mesh bracelet ref. 2038.

  • Condition: Good condition with minor aging visible under macro, light hairline scratches consistent with age
  • Movement: Chronometer Omega Cal. 564
  • Case material: Stainless steel
  • Bracelet type: Original and period-correct Omega Milanese mesh bracelet ref. 2038
Posted at
Apr 1, 2026, 11:56 AM
Active
View listing on r/WatchExchange