Omega Seamaster Seamaster Master Co-Axial 39.5 Swiss Edition Stainless Steel / Silver / Alligator

Reference 511.13.40.20.06.002

About this watch

The Omega Seamaster Master Co-Axial 39.5 Swiss Edition is a masterpiece of luxury watchmaking, blending traditional craftsmanship with cutting-edge technology. This stunning timepiece boasts a gradient grey dial with stick and dot indexes, feuille hands, and a round shape that exudes elegance. The movement powering this watch is the impressive Omega caliber 8800, featuring a self-winding mechanism with a Co-Axial escapement for precision and longevity. Master Chronometer certification ensures accuracy and performance under various conditions, while the power reserve of 55 hours allows you to take it off for extended periods without worrying about winding. The comfortable alligator leather strap adds a luxurious touch, making this watch perfect for daily wear or special occasions. With its exceptional timekeeping precision, date function, and water resistance rating of 60 meters, the Seamaster Master Co-Axial is an investment piece that offers great value for those looking to expand their luxury watch collection. Its elegant design and advanced movement make it a standout piece in Omega's impressive lineup.
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Key Features

  • Gradient grey dial
  • Omega caliber 8800 self-winding movement with Co-Axial escapement
  • Master Chronometer certification for accuracy
  • 55-hour power reserve
  • Comfortable alligator leather strap
  • Water resistance rating of 60 meters
  • Date function

Specifications

Brand
Omega
Family
Seamaster
Model
Seamaster Master Co-Axial 39.5 Swiss Edition Stainless Steel / Silver / Alligator
Reference
511.13.40.20.06.002
Movement
8800
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 39.5mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
60

Current Listings

[WTS] Omega Seamaster 42mm Bracelet (Latest Version for 20mm Band Width) - $550

Omega Seamaster 42mm Bracelet (Latest Version for 20mm Band Width) - $550

Up for sale is my spare Omega SMP bracelet fit for the latest 42mm versions.

  • Condition: Like new, 9.5/10 condition
  • Shipping: Fedex Priority Shipping from the Philippines (3-5 days globally)
  • Inclusions: Original bracelet with links
  • Payment methods: Paypal, Wise, direct to bank transfer, crypto via USDC
Posted at
Oct 22, 2025, 10:12 PM
Active
[WTS] Omega Seamaster 166.0277 , Serviced - $550

Omega Seamaster 166.0277 , Serviced - $550

Omega - 166.0277 · $550
Up for sale is my good condition Omega Seamaster 166.0277, measuring at 33mm with an automatic movement.

  • Condition: Good condition, some discoloration/peeling on the gold plating and patina present on the hands and dial.
  • Case size: 33mm diameter
  • Movement type: automatic
Posted at
Oct 22, 2025, 9:52 PM
Active
[WTS] Omega Seamaster Aqua Terra Co-Axial 42mm 231.10.42.21.06.001 Gray

Omega Seamaster Aqua Terra Co-Axial 42mm 231.10.42.21.06.001 Gray

This Omega Seamaster Aqua Terra Co-Axial is a 42mm watch with a gray color scheme.

  • Condition: Fresh service, used
  • Bracelet length: 7.25 inches
Posted at
Oct 22, 2025, 8:14 PM
Active
[WTS] Omega Seamaster Diver 300M - 212.30.41.20.01.001 - James Bond 007

Omega Seamaster Diver 300M - 212.30.41.20.01.001 - James Bond 007

This Omega Seamaster Diver 300M is a stunning watch that does not pop up for sale often, featuring a beautiful black lacquered dial with a 007 second hand and automatic movement.

  • Condition: Great shape with very minimal hairlines, almost no signs of wear
  • Model Type: Diver
  • Limited Edition: Yes (L/E)
  • Water Resistance: 300m
Posted at
Oct 22, 2025, 4:47 PM
Active
[WTS] Omega Seamaster. Aquaterra. 38.5mm. Coaxial. Automatic.

Omega Seamaster. Aquaterra. 38.5mm. Coaxial. Automatic.

Omega - Aquaterra · $2,650
The Omega Seamaster Aquaterra is a Coaxial Automatic watch with a 38.5mm case, designed for water resistance and daily wear.

  • Size: 38.5mm diameter
  • Shipping Details: shipped via Fedex with insurance, accepted globally
Posted at
Oct 22, 2025, 4:26 PM
Active
[wts] Omega Seamaster 300 Blue 234.30.41.21.03.001 LNIB

Omega Seamaster 300 Blue 234.30.41.21.03.001 LNIB

For sale is a like new condition Omega Seamaster 300 with blue dial, unsized and complete with all original accessories.

  • Condition: Like new in box (LNIB)
  • Case size: 41mm
  • Dial color: Blue
Posted at
Oct 22, 2025, 4:16 PM
Active
[WTS],Omega Seamaster Professional 2433.50-Automatic, 41mm, Serviced 8/25, $2200 CONUS

,Omega Seamaster Professional 2433.50-Automatic, 41mm, Serviced 8/25, $2200 CONUS

Omega - 2433.50 · $2,200
This Omega Seamaster Professional features a 41mm case, automatic movement, and a mint bezel from the 2254.50 'Peter Blake' model, making it an iconic and stylish timepiece.

  • Condition: Great overall — very clean
  • Case Size: 41mm diameter
  • Movement: Omega Cal. 1120 automatic
  • Water Resistance: 300m depth rating
Posted at
Oct 22, 2025, 3:06 PM
Active
[WTS] Omega Seamaster Professional Apnea Jacques Mayol Limited Edition

Omega Seamaster Professional Apnea Jacques Mayol Limited Edition

This is a limited edition watch featuring a unique case design, it has a black dial and a stainless steel bracelet.

  • Limited edition: true
Posted at
Oct 22, 2025, 2:45 PM
Active
[WTS] [US] Omega Seamaster Green on rubber pin buckle strap plus after market Milanese bracelet -  Full Set

[US] Omega Seamaster Green on rubber pin buckle strap plus after market Milanese bracelet - Full Set

Omega - 21032422010001 · $4,350
2022 Omega Seamaster in excellent condition with a minor scuff mark. The watch features a 42mm case and exhibition case back.

  • Condition: Excellent
  • Case size: 42 mm
  • Bracelet type: aftermarket Stainless steel milanese
Posted at
Oct 22, 2025, 1:57 PM
Active