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.
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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] Zealande strap for Omega Seamaster

Zealande strap for Omega Seamaster

· $110
This listing is for an Omega Seamaster strap, available in black with a brushed tang buckle.

  • Condition: like new
  • Color: black
Posted at
Mar 20, 2026, 6:42 PM
Active
[WTS] OMEGA Seamaster Aqua Terra Worldtimer 150M 220.12.43.22.03.001 2024 Men’s 43mm Full Set - $6750 plus shipping

OMEGA Seamaster Aqua Terra Worldtimer 150M 220.12.43.22.03.001 2024 Men’s 43mm Full Set - $6750 plus shipping

The Omega Seamaster Aqua Terra Worldtimer features a blue world map dial, one of Omega's best modern designs, on a 43mm steel case paired with a blue rubber strap. This watch is a full set with box and 2024 papers.

  • Condition: Excellent condition
  • Case size: 43mm diameter
  • Water resistance: 150m depth rating
Posted at
Mar 20, 2026, 6:39 PM
Active
[WTS] 2023 Omega Seamaster Aqua Terra 42mm Spectre 007 James Bond LE 231.10.42.21.03.004 Full Set

2023 Omega Seamaster Aqua Terra 42mm Spectre 007 James Bond LE 231.10.42.21.03.004 Full Set

A limited-edition James Bond 'Spectre' model, created to celebrate the 2015 film, available as part of a full collector set.

  • Condition: Excellent
  • Year: 2023
  • Model name: Seamaster Aqua Terra Spectre
  • Size: 42mm
Posted at
Mar 20, 2026, 4:41 PM
Active
[WTS] Omega Seamaster Diver 300 Sedna Gold 210.22.42.20.03.002 COMPLETE SET

Omega Seamaster Diver 300 Sedna Gold 210.22.42.20.03.002 COMPLETE SET

This Omega Seamaster Diver 300 Sedna Gold is a high-end dive watch with a gold case and band, featuring a complete set including warranty card.

  • Condition: Excellent
  • Payment Methods Accepted: crypto, other methods (with small fee)
  • Trade Brands: Tudor, Cartier, Rolex, Omega, Breitling, AP
  • Strap Replaced: blue rubber with black Omega Seamaster strap
Posted at
Mar 20, 2026, 4:19 PM
Active
[WTS] Omega Seamaster 212.30.41.20.01.003 No wave dial COMPLETE SET

Omega Seamaster 212.30.41.20.01.003 No wave dial COMPLETE SET

For sale is an Omega Seamaster Diver reference 212.30.41.20.01.003, a complete set including warranty card dated 2014.

  • Condition: great condition with some light signs of wear
  • Payment Methods Accepted: crypto and other payment methods
  • Warranty Card Date: 2014
  • Trade Brands Accepted: Tudor, Cartier, Rolex, Omega, Breitling, AP
Posted at
Mar 20, 2026, 4:16 PM
Active
[WTS] 2023 Omega Seamaster Professional 300 42mm Black Dial Complete Set

2023 Omega Seamaster Professional 300 42mm Black Dial Complete Set

a 2023 Omega Seamaster SMP 300 with a black dial in great condition.

  • Condition: Great condition with wear marks
  • Year: 2023
  • Size: 42mm diameter
  • Warranty life left: About half
Posted at
Mar 20, 2026, 4:03 PM
Active
[WTS] BNIB Omega Seamaster Diver 300M 210.30.42.20.04.001 $5,399

BNIB Omega Seamaster Diver 300M 210.30.42.20.04.001 $5,399

Up for sale is the Omega Seamaster Diver 300M, featuring a black ceramic bezel with a white enamel diving scale and a polished white ceramic dial.

  • Condition: Brand new in box with no issues
  • Case diameter: 42mm
  • Lug width: 20mm
  • Water resistance: 300m depth rating
Posted at
Mar 20, 2026, 12:36 PM
Active
[WTS] Omega Seamaster Aqua Terra – Annual Calendar – 38.5mm Blue Dial

Omega Seamaster Aqua Terra – Annual Calendar – 38.5mm Blue Dial

Omega - 23110392203001 · $4,200
A versatile Omega Seamaster Aqua Terra Annual Calendar watch with a 38.5mm stainless steel case and blue dial, featuring an annual calendar complication and Co-Axial calibre 8601.

  • Condition: Excellent
  • Case size: 38.5mm diameter
  • Movement: Omega Co-Axial calibre 8601
Posted at
Mar 20, 2026, 12:36 PM
Active
[WTS] Omega Seamaster Diver 300M Professional 300m 2542.80.00 41mm Quartz

Omega Seamaster Diver 300M Professional 300m 2542.80.00 41mm Quartz

Omega - 2542.80.00 · $1,999
  • Condition: Clear wear and light hand polish and scratches throughout
  • Case size: 41mm
  • Diameter: 41mm case
  • Lug width: 20mm
Posted at
Mar 20, 2026, 11:52 AM
Active