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.
Buy Now on Jomashop
This is an affiliate link

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 Planet Ocean 600m - Black Dial - 45.5mm - 215.30.46.51.01.001 - Full Set

Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm - 215.30.46.51.01.001 - Full Set

This Omega Seamaster Planet Ocean 600m features a black dial and a 45.5mm case. It comes in full set, including box, user manual, microfiber cloth, purchase receipt, and warranty card.

  • Condition: Fantastic condition, minor hairlines
  • Case size: 45.5mm diameter
  • Water resistance: 600m
Posted at
Mar 29, 2026, 10:58 AM
Active
[WTS] Omega Seamaster SMP300 - Blue Dial - Sedna Gold - 42mm - 210.20.42.20.03.002 - Full Set

Omega Seamaster SMP300 - Blue Dial - Sedna Gold - 42mm - 210.20.42.20.03.002 - Full Set

This Omega Seamaster SMP300 features a blue dial, Sedna gold case, and measures 42mm in diameter. It includes a full set with various accessories.

  • Condition: Fantastic condition with minor hairlines
  • Case size: 42mm diameter
  • Set included: Full set
Posted at
Mar 29, 2026, 10:53 AM
Active
[WTS] Omega Seamaster 2514.50 200m/666ft Cal1400 Omegamatic ATQ | Excellent Condition | Movement Serviced | 1200$

Omega Seamaster 2514.50 200m/666ft Cal1400 Omegamatic ATQ | Excellent Condition | Movement Serviced | 1200$

This is a vintage Omega Seamaster 200m/666ft Cal.1400 model, featuring a timeless classic charm and well-balanced design.

  • Condition: Excellent Condition, used
  • Case size: 36mm x 10mm
  • Crystal material: Sapphire
  • Lug width: 18.2mm
Posted at
Mar 29, 2026, 10:51 AM
Active
[WTS] Omega Seamaster SMP300 Titanium NTTD - 210.90.42.20.01.001 - Full Set

Omega Seamaster SMP300 Titanium NTTD - 210.90.42.20.01.001 - Full Set

This Omega Seamaster SMP300 Titanium NTTD is a well-maintained timepiece that comes with its full set of accessories, including a titanium mesh bracelet and various documentation.

  • Condition: Fantastic condition with minor hairlines on case, clasp, or bracelet
  • Water Resistance: 30m
  • Bracelet Material: titanium mesh
  • Box Contents: watch, outer box, inner leather roll, user manual, purchase receipt, pictogram card, master chronometer card, and warranty card
Posted at
Mar 29, 2026, 10:46 AM
Active
[WTS] Omega Seamaster Diver 300m 18k Sedna Gold 210.22.42.20.01.002 $4,850

Omega Seamaster Diver 300m 18k Sedna Gold 210.22.42.20.01.002 $4,850

The Omega Seamaster Professional Diver 300 features a beautiful sunburst black wave dial, ceramic bezel and Ceragold diving scale, powered by the reliable Omega Calibre 8800 movement.

  • Condition: Fair (small ding on top left lug)
  • Case material: 18k Sedna Gold
  • Dial color: black
  • Bezel material: ceramic
Posted at
Mar 29, 2026, 9:31 AM
Active
[WTS] 2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $5,295

2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $5,295

This Omega Seamaster Planet Ocean 600m Titanium Blue is a high-end diver's watch featuring a titanium case and blue dial.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2025
  • Contents: Watch, Inner & Outer Box, Card Holder, International Warranty Card, Pictograms Card, Instructions Manual
Posted at
Mar 29, 2026, 12:10 AM
Active
[WTS] Omega Seamaster Aqua Terra 150M "SPECTRE" James Bond Limited Edition - 231.10.42.21.03.004

Omega Seamaster Aqua Terra 150M "SPECTRE" James Bond Limited Edition - 231.10.42.21.03.004

This Omega Seamaster Aqua Terra 150M 'SPECTRE' James Bond Limited Edition is a unique timepiece featuring a blue PVD dial and nods to 007 heritage, including the Bond family coat of arms on the dial and oscillating weight.

  • Condition: Great condition with minor signs of wear
  • Case diameter: 41.5mm
  • Water resistance depth rating: 150m (500ft)
  • Crystal type: Sapphire with AR treatment on both sides
Posted at
Mar 28, 2026, 11:43 PM
Active
[WTS] Omega Seamaster Bond Quartz 2561.80

Omega Seamaster Bond Quartz 2561.80

Omega - 2561.80 · $1,550
This is an Omega Seamaster Bond Quartz, suitable for all wrist sizes due to its robust design and adjustable links.

  • Condition: good/fair
  • Size: 7.25 inch wrist
  • Links: 3 additional full links and 1 half link
  • Bezel issue: loose bezel, may need click spring replacement
Posted at
Mar 28, 2026, 8:18 PM
Active
[WTS] Omega Seamaster Aqua Terra 231.10.42.21.02.001 - Price Reduced!

Omega Seamaster Aqua Terra 231.10.42.21.02.001 - Price Reduced!

This Omega Seamaster Aqua Terra is a 41.5mm watch in great condition, featuring a white dial and excellent timegrapher results.

  • Condition: Pre-owned, very clean with light wear throughout
  • Size: 41.5mm diameter
Posted at
Mar 28, 2026, 6:19 PM
Active