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 Professional Diver 30OM - Black Wave Dial - Ref 212.30.41.20.01.002

Omega Seamaster Professional Diver 30OM - Black Wave Dial - Ref 212.30.41.20.01.002

A classic Omega Seamaster Diver 300M with a black wave dial, blending tool-watch ruggedness and luxury refinement.

  • Condition: Excellent
  • Case size: 41mm diameter
  • Movement: Omega Calibre 2500 (Automatic/Co-Axial)
  • Water resistance: 300m / 1000ft depth rating
Posted at
Apr 24, 2026, 5:52 PM
Active
[WTS] Omega Seamaster Diver 300M Chronograph 44mm – Ref. 212.30.44.50.01.001 – Very Good – B&P

Omega Seamaster Diver 300M Chronograph 44mm – Ref. 212.30.44.50.01.001 – Very Good – B&P

This is a 2024 Omega Seamaster Diver 300M Co-Axial Chronometer Chronograph, featuring a 44mm full steel case with black ceramic bezel and Calibre 3330 movement.

  • Condition: Very Good
  • Movement caliber: Calibre 3330
  • Water resistance: 30 bar (300m)
  • Certification: Master Chronometer certified
Posted at
Apr 24, 2026, 2:15 PM
Active
[WTS] Brand New Fully Stickered Omega Seamaster Aquaterra 41mm 220.32.41.21.03.001 *$6300 SHIPPED*

Brand New Fully Stickered Omega Seamaster Aquaterra 41mm 220.32.41.21.03.001 *$6300 SHIPPED*

A brand new Omega Seamaster Aquaterra in a complete set with all original accessories and still fully stickered.

  • Condition: Brand New In Box (BNIB)
  • Diameter: 41mm
  • Year: 2026
Posted at
Apr 24, 2026, 1:46 PM
Active
[WTS] 2024 Omega Seamaster Diver 300M White Wave Dial 210.32.42.20.04.001 Full Set $4,000

2024 Omega Seamaster Diver 300M White Wave Dial 210.32.42.20.04.001 Full Set $4,000

A modern Omega Seamaster Diver 300M with a distinctive ceramic wave dial and strong everyday versatility, known for its clean, high-contrast white dial paired with black accents.

  • Condition: Great (pre-owned)
  • Movement: Automatic (Omega Calibre 8800 Master Chronometer)
  • Case size: 42mm
  • Case material: Stainless steel
Posted at
Apr 24, 2026, 1:13 PM
Active
[WTS] Omega Seamaster Diver LIMITED EDITION "Beijing 2022" COMPLETE SET

Omega Seamaster Diver LIMITED EDITION "Beijing 2022" COMPLETE SET

This Omega Seamaster Diver is a limited edition watch to celebrate the 2022 Beijing Olympics, featuring a complete set and excellent condition.

  • Condition: Excellent condition
  • Payment Methods Accepted: Various payment methods including crypto, except PayPal
  • Trade Brands: Tudor, Cartier, Rolex, Omega, Breitling, AP
Posted at
Apr 24, 2026, 1:07 PM
Active
[WTS] Omega Seamaster Aqua Terra - Black 39mm - 2503.50 - Clean!

Omega Seamaster Aqua Terra - Black 39mm - 2503.50 - Clean!

Omega - 2503.50 · $2,750
A great pre-owned Omega Seamaster Aqua Terra in black with a 39mm size, available for sale.

  • Condition: pre-owned, minor wear
  • Size: 39mm diameter
Posted at
Apr 24, 2026, 12:47 PM
Active
[WTS] Omega Seamaster Diver No Wave Blue Dial 212.30.41.20.03.001

Omega Seamaster Diver No Wave Blue Dial 212.30.41.20.03.001

For sale is an Omega Seamaster with a beautiful no wave blue dial, running great and in excellent shape.

  • Condition: Great condition with some light wear around the watch
  • Payment Methods Accepted: crypto, credit cards, etc. (except PayPal)
  • Local Meeting Available: Yes, available for local meetups
  • Trade Inclusion: Only Tudor, Cartier, Rolex, Omega, Breitling, AP brands accepted
Posted at
Apr 24, 2026, 12:39 PM
Active