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] Omega Seamaster Railmaster XXL 49.2mm

Omega Seamaster Railmaster XXL 49.2mm

This listing does not contain a description of the watch.

  • Size: 49.2mm diameter
Posted at
Feb 13, 2026, 2:56 PM
Active
[WTS] Omega Seamaster Railmaster XXL 49.2mm

Omega Seamaster Railmaster XXL 49.2mm

Omega - Railmaster XXL · $3,500
A large Omega Seamaster Railmaster model with a unique design, sold as is without original packaging or documentation.

Posted at
Feb 13, 2026, 2:55 PM
Active
[WTS] 2018 Omega Seamaster Diver 300m Blue Dial Steel No Wave 212.30.41.20.03.001 B+P

2018 Omega Seamaster Diver 300m Blue Dial Steel No Wave 212.30.41.20.03.001 B+P

The Omega Seamaster Diver 300M features a classic blue dial, stainless steel case and bracelet, and an automatic self-winding movement.

  • Condition: Great condition, 93%
  • Case diameter: 41mm
  • Movement: Coaxial 2500 automatic self-winding
  • Crystal: Sapphire
Posted at
Feb 13, 2026, 2:20 PM
Active
[WTS] 2023 Omega Seamaster Diver 300m White Dial on Bracelet 210.30.42.20.04.001 B+P

2023 Omega Seamaster Diver 300m White Dial on Bracelet 210.30.42.20.04.001 B+P

This Omega Seamaster Diver 300M features a stunning white wave-pattern dial paired with a black ceramic bezel and is equipped with the Co-Axial Master Chronometer Caliber 8800 movement.

  • Condition: Excellent
  • Movement: Self-winding Mechanical
  • Case material: Stainless Steel
  • Bezel material: Black Ceramic
Posted at
Feb 13, 2026, 2:05 PM
Active
[WTS] 2024 Omega Seamaster Diver 300m Green Dial on Bracelet 210.30.42.20.10.001 B+P

2024 Omega Seamaster Diver 300m Green Dial on Bracelet 210.30.42.20.10.001 B+P

This stunning Omega Seamaster Diver 300M reference number 210.30.42.20.10.001 features a green wave-pattern dial, green ceramic bezel, and Co-Axial Master Chronometer Caliber 8800 movement.

  • Condition: Excellent (with minor signs of wear)
  • Case Diameter: 42mm
  • Crystal Type: Sapphire
  • Bezel Material: Green Ceramic
Posted at
Feb 13, 2026, 1:38 PM
Active
[WTS] Omega Seamaster Planet Ocean 42mm 2201.50.00 – Full Set – 2011 – $3,850

Omega Seamaster Planet Ocean 42mm 2201.50.00 – Full Set – 2011 – $3,850

Omega - 2201.50.00 · $3,850
For sale is my Omega Seamaster Planet Ocean 42mm, featuring a stainless steel case, black dial and bezel, Co-Axial automatic movement, and water resistance up to 2000ft.

  • Condition: Good overall condition
  • Case size: 42mm diameter
  • Water resistance: 600m / 2000ft
  • Movement type: Omega Co-Axial automatic
Posted at
Feb 13, 2026, 1:32 PM
Active
[WTS] Omega Seamaster Aqua Terra Quartz - White Dial - 231.10.39.61.02.001 - Price Reduced!

Omega Seamaster Aqua Terra Quartz - White Dial - 231.10.39.61.02.001 - Price Reduced!

This Omega Seamaster Aqua Terra Quartz features a white dial and is powered by a quartz movement, coming on its original stainless steel bracelet.

  • Condition: pre-owned with minor wear
  • Size: 38.5mm diameter
  • Movement: quartz
  • Bracelet material: stainless steel
Posted at
Feb 13, 2026, 12:58 PM
Active
[WTS] Omega Seamaster Professional Blue Dial - 212.30.36.20.03.001 - 36mm

Omega Seamaster Professional Blue Dial - 212.30.36.20.03.001 - 36mm

This Omega Seamaster Professional is a blue dial model with a size of 36mm.

  • Condition: Pre-owned with minor wear
  • Case size: 36mm diameter
Posted at
Feb 13, 2026, 12:55 PM
Active
[WTS] Omega Seamaster Professional 300M – 36mm - 2222.80 - Clean - $2,250 Shipped ✈️

Omega Seamaster Professional 300M – 36mm - 2222.80 - Clean - $2,250 Shipped ✈️

Omega - 2222.80 · $2,250
For sale is a Omega Seamaster Professional 300M midsize in 36.25mm automatic version with updated Omega Caliber 2500. It comes as watch only and fits up to a 6.5 wrist.

  • Condition: Clean, very light wear on the bracelet and clasp
  • Case Size: 36.25mm
  • Movement: Omega Caliber 2500
Posted at
Feb 13, 2026, 12:54 PM
Active