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 212.30.41, 41mm No Wave Dial -  $2,890

Omega Seamaster 212.30.41, 41mm No Wave Dial - $2,890

This Omega Seamaster is a great condition diver's watch with an automatic movement and 300m water resistance, measuring 41mm in diameter.

  • Condition: Very good condition for its age, minimal marks/hairlines
  • Movement: Calibre 2500
  • Case size: 41mm diameter
  • Bracelet type: Original Omega steel bracelet
Posted at
May 13, 2026, 3:56 AM
Active
[WTS] Omega Seamaster 300m ‘Mid-Size’ - 2008

Omega Seamaster 300m ‘Mid-Size’ - 2008

Omega - 255280 · $2,850
a used Omega Seamaster 300m 'Mid-Size' from 2008, available for sale with additional details on the seller's website.

  • Country Of Origin: New Zealand
  • Shipping Costs: $60 NZD worldwide, free within New Zealand & Australia
Posted at
May 13, 2026, 1:46 AM
Active
[WTS] 2019 OMEGA Seamaster Planet Ocean PyeongChang Limited Edition 522.32.44.21.03.001 - Inner box and papers

2019 OMEGA Seamaster Planet Ocean PyeongChang Limited Edition 522.32.44.21.03.001 - Inner box and papers

This Omega Seamaster Planet Ocean PyeongChang Limited Edition is a unique timepiece crafted to celebrate the 2018 Olympic Winter Games in South Korea, featuring a sporty yet elegant design and coming with two straps and an exclusive presentation box.

  • Condition: Very good pre-owned condition
  • Limited Edition Quantity: 2,018 pieces worldwide
  • Case Size: not specified
  • Bracelet Length: fits up to 7" wrist
Posted at
May 12, 2026, 11:56 PM
Active
[WTS] Omega Seamaster 300 Heritage 234.30.41.21.01.001 Full Set (2022) – Very Good Condition

Omega Seamaster 300 Heritage 234.30.41.21.01.001 Full Set (2022) – Very Good Condition

This Omega Seamaster 300 Heritage features a classic vintage-inspired design with a black dial and Omega's in-house Co-Axial Master Chronometer movement.

  • Condition: Very good condition
  • Movement: in-house Co-Axial Master Chronometer
  • Bracelet Condition: light cosmetic wear consistent with normal use
Posted at
May 12, 2026, 11:05 PM
Active
[WTS] Omega Seamaster Aqua Terra 38.5mm | Ref. 231.10.39.21.06.001 | Cal. 8500 Co-Axial | Grey Teak Dial | $2,599

Omega Seamaster Aqua Terra 38.5mm | Ref. 231.10.39.21.06.001 | Cal. 8500 Co-Axial | Grey Teak Dial | $2,599

This Omega Seamaster Aqua Terra 150M Co-Axial is a stainless steel watch with a 38.5mm case, measuring in-house Caliber 8500 and featuring a grey teak-pattern dial.

  • Condition: great condition
  • Case diameter: 38.5mm
  • Movement caliber: Cal. 8500
  • Movement features: 39 jewels, 60-hour power reserve, 7Hz beat rate
Posted at
May 12, 2026, 10:14 PM
Active
[WTS] Omega Seamaster Aqua Terra 39mm | Ref. 2503.3 | Cal. 2500 Co-Axial Chronometer | Silver Dial | $2,199

Omega Seamaster Aqua Terra 39mm | Ref. 2503.3 | Cal. 2500 Co-Axial Chronometer | Silver Dial | $2,199

Omega - 2503.3 · $2,199
A timeless, understated piece that measures 39mm in stainless steel and is powered by Omega’s Caliber 2500 Co-Axial automatic movement, COSC-certified to +6/-4 seconds per day precision. The watch features a silver dial with raised index hour markers and luminous hands.

  • Condition: great condition
  • Material: stainless steel
  • Water Resistance: 150m
  • Movement: Caliber 2500 Co-Axial automatic movement
Posted at
May 12, 2026, 10:10 PM
Active
[WTS] Omega Seamaster James Bond 007

Omega Seamaster James Bond 007

Up for sale is a beautiful Omega Seamaster James Bond 007 Special Edition, featuring a brushed with polished stainless steel case and 18k plate on side of case engraved with limited edition number.

  • Condition: Very good condition
  • Case size: 41mm diameter
  • Movement: Cal 8800
Posted at
May 12, 2026, 10:01 PM
Active
[WTS] Omega Seamaster Professional 41mm “Peter Blake”- 2254.50 - Price Reduced

Omega Seamaster Professional 41mm “Peter Blake”- 2254.50 - Price Reduced

Omega - 2254.50 · $2,975
Up for sale is my Omega Seamaster 2254.50 41mm Automatic Peter Blake, in stunning shape with a clean crystal and light wear on the bezel.

  • Condition: great condition, minimal hairlines throughout
  • Case size: 41mm diameter
  • Bezel condition: light wear with small marks throughout
Posted at
May 12, 2026, 9:47 PM
Active
[WTS] Omega Seamaster Planet Ocean. Box, Card. 232.32.46.21.01.003.

Omega Seamaster Planet Ocean. Box, Card. 232.32.46.21.01.003.

Omega Seamaster Planet Ocean is a high-end watch with advanced features and sleek design. It comes with a box and card, providing authenticity and added value.

  • Box: yes
  • Card: yes
Posted at
May 12, 2026, 8:05 PM
Active