Omega Seamaster Seamaster Master Co-Axial 39.5 Singapore Edition Stainless Steel / White / Alligator

Reference 511.13.40.20.04.002

About this watch

The Omega Seamaster Master Co-Axial 39.5 Singapore Edition is a masterpiece of horology, boasting exceptional craftsmanship and a unique story tied to the vibrant city of Singapore. This limited edition watch combines modern technology with classic design, making it a versatile companion for both formal and casual occasions. The stunning white dial features a glossy finish, stick and dot indexes, and Feuille hands that ensure readability while maintaining a sleek profile. The 39.5 mm stainless steel case strikes a perfect balance between boldness and wearability, paired with an alligator leather strap that enhances its luxurious feel. With a water resistance of up to 60 meters, this watch is more than just a pretty face, handling splashes and brief immersion while maintaining accuracy and performance even in challenging conditions. The Omega Seamaster Master Co-Axial 39.5 Singapore Edition stands tall in the realm of luxury watches, its blend of sophistication, precision, and limited availability making it a worthy addition to any collection.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Omega caliber 8800 self-winding movement
  • Co-Axial escapement reducing friction for longevity and reliability
  • 55-hour power reserve
  • Chronometer certified by Swiss Federal Institute of Metrology (METAS)
  • Resistant to magnetic fields up to 15,000 gauss
  • Stainless steel case with sapphire crystal glass
  • 39.5 mm diameter with 20 mm lug width
  • White dial with glossy finish and stick/dot indexes

Specifications

Brand
Omega
Family
Seamaster
Model
Seamaster Master Co-Axial 39.5 Singapore Edition Stainless Steel / White / Alligator
Reference
511.13.40.20.04.002
Movement
8800
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 39.5mm
Dial Color
White
Crystal
Sapphire
Water Resistance
60

Current Listings

[WTS] 2023 Omega Seamaster Aqua Terra 150M 41mm 220.12.41.21.03.002 - Full Set

2023 Omega Seamaster Aqua Terra 150M 41mm 220.12.41.21.03.002 - Full Set

2023 Omega Seamaster Aqua Terra 150M 41mm, a luxury watch with features and details as described in the listing.

  • Year: 2023
  • Movement: Co-Axial Master Chronometer
  • Water resistance: 150m
Posted at
Mar 27, 2026, 4:30 PM
Active
[wts] Omega Seamaster Planet Ocean Chronograph 9300 Orange 45.5mm 232.32.46.51.01.001

Omega Seamaster Planet Ocean Chronograph 9300 Orange 45.5mm 232.32.46.51.01.001

This listing is for an Omega Seamaster Planet Ocean Chronograph, a high-end diving watch with chronograph functionality.

  • Case Size: 45.5mm diameter
Posted at
Mar 27, 2026, 1:16 PM
Active
[wts] Omega Seamaster Planet Ocean Chronograph 45.5mm 232.30.46.51.01.001

Omega Seamaster Planet Ocean Chronograph 45.5mm 232.30.46.51.01.001

A Seamaster Planet Ocean Chronograph with a 45.5mm case, this Omega watch features a chronograph function among other notable features.

  • Condition: Excellent condition
  • Case Size: 45.5mm
  • Set: Full set
Posted at
Mar 27, 2026, 1:14 PM
Active
[wts] Omega Seamaster Planet Ocean 8500 Orange😍🍊 45.5mm 232.32.46.21.01.001

Omega Seamaster Planet Ocean 8500 Orange😍🍊 45.5mm 232.32.46.21.01.001

Additional Details: Omega Seamaster Planet Ocean 8500, a full set available for sale.

  • Condition: great condition
  • Length: 45.5mm diameter
Posted at
Mar 27, 2026, 1:06 PM
Active
[WTS] Omega Seamaster 300m Diver Blue | Ref. 210.30.42.20.03.001 💎 Nice 2025 Full Kit w/4yr Warranty 🚨$4,499 🚨

Omega Seamaster 300m Diver Blue | Ref. 210.30.42.20.03.001 💎 Nice 2025 Full Kit w/4yr Warranty 🚨$4,499 🚨

This is a 2025 Omega Seamaster Professional, a Blue 300m WR 42mm watch with a very good condition case, bezel, crystal and bracelet.

  • Condition: Very good condition
  • Case: 42mm diameter
  • Water Resistance: 300m
  • Kit Contents: watch, 3 cards, inner & outer box, hang tag, all links and OMEGA manual
Posted at
Mar 27, 2026, 11:55 AM
Active
[WTS] Omega Seamaster Diver 300M Professional 300m 2542.80.00 41mm Quartz

Omega Seamaster Diver 300M Professional 300m 2542.80.00 41mm Quartz

Omega - 2542.80.00 · $1,800
This Omega Seamaster Diver 300M Professional has a unique printed dial configuration recalling earlier classic styles of the Bond era. The watch features a marine grey blue hue paired with custard colored patina markers and comes with a 41mm case, sapphire crystal, and a new battery.

  • Condition: Used with clear wear and scratches
  • Case size: 41mm
  • Lug width: 20mm
  • Lug to lug: 47h
Posted at
Mar 27, 2026, 11:39 AM
Active
[WTS] Omega Seamaster Planet Ocean 2200.51 – 42mm – Full Set – $4,195

Omega Seamaster Planet Ocean 2200.51 – 42mm – Full Set – $4,195

Omega - 2200.51 · $4,195
The Omega Seamaster Planet Ocean is a great everyday diver featuring the Co-Axial movement in a 42mm case, with strong build quality and classic design.

  • Condition: Very clean overall with light wear consistent with age
  • Case size: 42mm diameter
  • Water resistance: 600m depth rating
  • Movement: Caliber 2500 (Co-Axial)
Posted at
Mar 27, 2026, 10:40 AM
Active
[WTS] Omega Seamaster Aqua Terra 38.5mm 231.23.39.21.06.001 – Gold Bezel – Full Set – $5199

Omega Seamaster Aqua Terra 38.5mm 231.23.39.21.06.001 – Gold Bezel – Full Set – $5199

a luxury watch from Omega's Seamaster Aqua Terra collection, featuring a gold bezel and measuring 38.5mm in diameter.

  • Size: 38.5mm diameter
Posted at
Mar 27, 2026, 10:27 AM
Active
[WTS] Omega Seamaster — Ref. 212.30.36.20.01.001

Omega Seamaster — Ref. 212.30.36.20.01.001

  • Image Link: https://imgur.com/a/2F0ivcM
Posted at
Mar 27, 2026, 10:24 AM
Active