Omega Seamaster Seamaster Master Co-Axial 39.5 Macau Edition Stainless Steel / Green / Alligator

Reference 511.13.40.20.10.001

Omega Seamaster Master Co-Axial 39.5 Macau Edition Stainless Steel / Green / Alligator

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

Current Listings

2024 Omega Seamaster 300M 234.30.41.20.01.001

Omega - 234.30.41.21.01.001 · $5,300

The Omega Seamaster 300M features a black dial, screw-in crown with time zone function, and unidirectional rotating bezel.

Condition: excellent condition
Case Diameter: 41 MM
Dial Color: black
Movement: Omega 8912

Posted at

Jan 14, 2026, 6:34 PM

Active

View listing on r/WatchExchange

Omega Seamaster Ploprof 1200M 224.32.55.21.04.001 White Dial 55mm 2025

Omega - 224.32.55.21.04.001 · $7,925

This Omega Seamaster Ploprof 1200M features a white dial, fully lumed sapphire capped bezel, and a 55mm stainless steel case. It comes as a full set with two factory straps and a full factory warranty.

Condition: Very good pre-owned condition with light wear
Case size: 55 x 48mm
Diameter: 55mm
Water resistance: 1200m

Posted at

Jan 14, 2026, 4:07 PM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean 600M Chrono 215.30.46.51.99.001 Grey 45mm 2025

Omega - 215.30.46.51.99.001 · $7,725

The Omega Seamaster Planet Ocean Chronograph is a modern watch that balances wrist presence and comfort, featuring a 45.5mm stainless steel case and Calibre 9900 automatic movement.

Condition: Excellent, near mint condition with faint wear on the bracelet, case, and strap
Case Size: 45.5mm diameter
Water Resistance: 600m depth rating
Movement: Calibre 9900, automatic, Master Chronometer

Posted at

Jan 14, 2026, 3:46 PM

Active

View listing on r/WatchExchange

OMEGA Seamaster Diver 300M 210.30.44.51.01.001 $5250 plus label

OMEGA - 210.30.44.51.01.001 · $5,250

This OMEGA Seamaster Diver 300M Chronograph is a waterproof watch with a clean crystal and bezel, and comes with various accessories.

Condition: good pre-owned condition
Case Sides Condition: worn
Crystal Condition: clean
Bezel Condition: clean

Posted at

Jan 14, 2026, 2:40 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra 38mm 150M 220.12.38.20.01.001 No Box or Papers, Extra Alligator Leather Strap, Good Condition

Omega - 220.12.38.20.01.001 · $4,000

The Omega Seamaster Aqua Terra 38mm is a tribute to OMEGA’s rich maritime heritage, with a symmetrical stainless steel case and black dial featuring a horizontal “teak” pattern. It's powered by the OMEGA Master Chronometer calibre 8800, certified at the industry’s highest standard. The watch includes an extra authentic Omega Alligator leather strap.

Condition: Good, with a few scratches
Case diameter: 38mm
Water resistance: 150m (500ft)
Movement type: Self winding

Posted at

Jan 14, 2026, 2:22 PM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean Titanium - 42mm - Complete Set

Omega - 232.90.42.21.03.001 · $4,650

The Omega Seamaster Planet Ocean 600M is a titanium watch with a blue ceramic case, 42mm size, and a water resistance of 600 meters / 2000 feet. It comes with various accessories and is in excellent condition.

Condition: Excellent all-around condition
Case material: blue ceramic - titanium
Bracelet type: titanium bracelet
Water resistance: 600m / 2000ft

Posted at

Jan 14, 2026, 11:24 AM

Active

View listing on r/WatchExchange