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] Ladies Omega Seamaster Professional 300M 28mm – Ref. 2224.80 – Serviced March 2026, Trusted USA Seller

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Omega - 2224.80 · $1,475
A compact Omega Seamaster Professional 300M Quartz (ref. 2224.80) with a classic blue wave dial and skeleton hands, suitable for ladies or smaller wrists.

  • Condition: Exceptional condition
  • Case dimensions: 28.4mm diameter, 34.2mm lug-to-lug, 10.6mm thick
  • Bracelet size: fits up to 6.3" wrist
  • Depth rating: 300m
Posted at
May 16, 2026, 2:43 PM
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[WTS] Omega Seamaster Professional. 41mm. Automatic. Strong lume..

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  • Case size: 41mm diameter
  • Movement type: Automatic
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May 16, 2026, 1:47 PM
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[WTS] Omega Seamaster Diver 300M White Dial 210.30.42.20.04.001 Full Set 2022

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  • Condition: Excellent
  • Movement: Co-Axial Master Chronometer
  • Water resistance: 300m
  • Diameter: 42mm
Posted at
May 16, 2026, 1:37 PM
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[WTS] 50s Vintage Omega Pre-Seamaster Honey Comb Dial Ref. 2721-2 SC | Manual Winding Cal 283 | Spider Lugs | Patina Gold Capped Case | All Original | $850 (Recently serviced)

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Omega - 2721-2 SC · $850
This Omega watch features a finely textured honey comb dial and gold hands, with an applied arrowhead marker design that feels like mid-century jewelry. It's housed in a gold-capped case powered by the reliable Caliber 283.

  • Condition: Pre-owned, recently serviced
  • Caliber: Caliber 283
  • Case material: Gold-capped case
  • Diameter: 34mm (diameter)
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May 16, 2026, 1:17 PM
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[WTS] Omega Seamaster Calendar

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  • Condition: G (good condition, marks on the acrylic crystal)
  • Case dimensions: 36mm x 12mm
  • Lug to lug: 42mm
  • Lug width: 18mm
Posted at
May 16, 2026, 1:09 PM
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[WTS] Omega Seamaster. Peter Blake. 41mm. Strong Lume. $1950.

Omega Seamaster. Peter Blake. 41mm. Strong Lume. $1950.

This Omega Seamaster is a Quartz watch with strong lume, perfect for daily wear.

  • Condition: Perfect Daily
  • Size: 41mm diameter
  • Movement: Quartz
Posted at
May 16, 2026, 1:06 PM
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[wts] Omega Seamaster Planet Ocean GMT Titanium 232.92.44.22.03.001 43.5mm under warranty

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  • Condition: Excellent condition
  • Model: Seamaster Planet Ocean GMT Titanium
  • Size: 43.5mm diameter
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May 16, 2026, 12:57 PM
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This Omega Seamaster Aquaterra is a 38.5mm watch that comes with its original cards.

  • Case diameter: 38.5mm
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May 16, 2026, 12:54 PM
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[wts] Omega Seamaster Planet Ocean 8500 Orange🍊 45.5mm 232.32.46.21.01.001

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This listing is for an Omega Seamaster Planet Ocean 8500, a watch with a 45.5mm case size.

  • Condition: Great
  • Case Diameter: 45.5mm
Posted at
May 16, 2026, 12:54 PM
Active