Omega Seamaster Seamaster Master Co-Axial 39.5 Macau Edition Stainless Steel / Green / Alligator

Reference 511.13.40.20.10.001

About this watch

The Omega Seamaster Master Co-Axial 39.5 Macau Edition is a breathtaking timepiece that embodies everything we love about Omega. With its stunning green gradient dial, crafted from high-quality stainless steel, and protected by a scratch-resistant sapphire crystal, this watch is both modern and sophisticated. The Omega Caliber 8800 movement features innovative Co-Axial escapement, reducing friction and enhancing longevity. Certified by METAS, it's resistant to magnetic fields up to 15,000 gauss. This self-winding movement boasts an impressive 55-hour power reserve and 60 meters water resistance. Its ergonomic design makes it feel like a second skin, and the alligator leather strap adds a touch of elegance. Whether you're dressed in formal attire or casual wear, this watch is versatile enough for any occasion. With only 399 units available, its limited edition status adds to its allure, making it a collectible piece of art that tells a story.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Omega Caliber 8800 movement
  • Scratch-resistant sapphire crystal
  • Stainless steel case and strap
  • 60 meters water resistance
  • 55-hour power reserve
  • Co-Axial escapement
  • Limited edition with only 399 units

Specifications

Brand
Omega
Family
Seamaster
Model
Seamaster Master Co-Axial 39.5 Macau Edition Stainless Steel / Green / Alligator
Reference
511.13.40.20.10.001
Movement
8800
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 39.5mm
Dial Color
Green
Crystal
Sapphire
Water Resistance
60

Current Listings

[WTS] Omega Seamaster Peter Blake 41mm Automatic 2254.50

Omega Seamaster Peter Blake 41mm Automatic 2254.50

Omega - 2254.50 · $3,250
This listing is for an Omega Seamaster Peter Blake 41mm Automatic, a 300m waterproof watch featuring a fresh polish and a 7" bracelet.

  • Condition: Pre-owned with minor scratches
  • Bracelet length: 7 inches
  • Water resistance: 300m
Posted at
Feb 9, 2026, 7:06 PM
Active
[WTS] Omega Seamaster Aqua Terra Silver Dial - 2504.30 - 36mm- $2,295 Shipped ✈️

Omega Seamaster Aqua Terra Silver Dial - 2504.30 - 36mm- $2,295 Shipped ✈️

Omega - 2504.30 · $2,295
This Omega Seamaster Aqua Terra features a beautiful sunburst silver dial and comes in a compact 36mm case diameter. The watch is suitable for small wrists between 6.75 and 7 inches.

  • Condition: Very good condition
  • Case Diameter: 36mm
  • Movement: Omega Co-axial 2500
Posted at
Feb 9, 2026, 5:46 PM
Active
[WTS] Omega Seamaster Planet Ocean GMT “Oreo” - 215.30.44.22.01.001 - Price Reduced!

Omega Seamaster Planet Ocean GMT “Oreo” - 215.30.44.22.01.001 - Price Reduced!

The Omega Seamaster Planet Ocean GMT features a 43.5mm size and is described as being in very good condition with only light scratches on the clasp and bracelet. The watch runs perfectly with no errors, losing only +/–0 seconds per day.

  • Condition: very good with minor wear
  • Size: 43.5mm diameter
Posted at
Feb 9, 2026, 4:59 PM
Active
[WTS] Omega Seamaster Professional 41mm - 2254.50 - $2,750 Shipped ✈️

Omega Seamaster Professional 41mm - 2254.50 - $2,750 Shipped ✈️

Omega - 2254.50 · $2,750
The Omega Seamaster Professional is a watch-only example that has had a relume, but it shows visible inconsistencies.

  • Condition: good pre-owned condition
  • Size: 41mm diameter
Posted at
Feb 9, 2026, 4:57 PM
Active
[WTS] Omega Seamaster Aqua Terra "Golf Edition" 41.5mm

Omega Seamaster Aqua Terra "Golf Edition" 41.5mm

This Omega watch is a unique 'Golf Edition' of the popular Aqua Terra model, sized at 41.5mm.

Posted at
Feb 9, 2026, 4:28 PM
Active
[WTS] Omega Seamaster Diver 300M 212.30.41.20.03.001

Omega Seamaster Diver 300M 212.30.41.20.03.001

This Omega Seamaster Diver 300M features a 41mm stainless steel case with blue dial and ceramic bezel, powered by the Caliber 2500 co-axial automatic movement.

  • Condition: excellent pre-owned
  • Case size: 41mm
  • Diameter: 41mm
  • Water resistance: 300m
Posted at
Feb 9, 2026, 2:59 PM
Active
[WTS] 2021 Omega Seamaster Diver 300M 42mm 210.30.42.20.03.001 Full Set

2021 Omega Seamaster Diver 300M 42mm 210.30.42.20.03.001 Full Set

A modern, high-performance dive watch with iconic Seamaster styling, featuring a blue wave dial and steel bracelet.

  • Condition: Excellent
  • Year: 2021
  • Contents: Complete set with serialized hang tag
  • Shipping: FedEx fully insured PM
Posted at
Feb 9, 2026, 12:39 PM
Active
[WTS] 1963 Vintage Omega Seamaster 135.003-62-SC 35mm w/box.

1963 Vintage Omega Seamaster 135.003-62-SC 35mm w/box.

Omega - 135.003-62-SC · $1,300
1963 Omega Seamaster vintage watch with a carbon fiber dial, 35mm diameter, and comes with extra strap, buckle, and an Omega box.

  • Condition: Good condition
  • Size: 35mm diameter
  • Box: yes
Posted at
Feb 9, 2026, 7:20 AM
Active
[WTS] Omega Seamaster Planet Ocean Good Planet Foundation Ref: 232.32.44.22.03.001 | Full Set

Omega Seamaster Planet Ocean Good Planet Foundation Ref: 232.32.44.22.03.001 | Full Set

The Omega Seamaster Planet Ocean 600M 'Good Planet' is a stainless steel watch with a vibrant blue dial, polished blue ceramic bezel, and distinctive orange GMT accents.

  • Case Diameter: 43.5 mm
  • Thickness: 17.25 mm
  • Lug Width: 21 mm
Posted at
Feb 8, 2026, 11:19 PM
Active