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

Reference 511.13.40.20.04.002

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

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.
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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] Omega Seamaster Planet Ocean “007” 232.30.42.21.01.004 — 42mm — Limited 2882/5007 — $5,199 Shipped 🔥

Omega Seamaster Planet Ocean “007” 232.30.42.21.01.004 — 42mm — Limited 2882/5007 — $5,199 Shipped 🔥

Omega - 232.30.42.21.01.004 · $5,199
  • Condition: Fair overall, with signs of wear on case and bracelet
  • Case Diameter: 42mm
  • Limited Edition Number: 2882/5007
  • Wrist Size Fit: ~7.4"
Posted at
May 4, 2026, 9:19 PM
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[WTS] Omega Seamaster Planet Ocean Chronograph 215.92.46.51.99.001 - Complete Set

Omega Seamaster Planet Ocean Chronograph 215.92.46.51.99.001 - Complete Set

Omega - 215.92.46.51.99.001 · $108,000
For sale is an Omega Seamaster Planet Ocean Chronograph, a complete set including all original accessories and packaging.

  • Material: Stainless Steel
Posted at
May 4, 2026, 8:27 PM
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[WTS] OMEGA Seamaster Diver 300M Nekton Edition - Full Set - 210.30.42.20.01.002

OMEGA Seamaster Diver 300M Nekton Edition - Full Set - 210.30.42.20.01.002

OMEGA - 210.30.42.20.01.002 · $4,750
This stylish timepiece features a sleek silver case with a unidirectional rotating bezel, a black dial with ocean wave pattern and baton indexes, and a water resistance of 300 meters.

  • Condition: great, minimal signs of wear
  • Case size: 42mm diameter
  • Movement type: Swiss-made mechanical (automatic)
  • Water resistance: 300m depth rating
Posted at
May 4, 2026, 6:41 PM
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[WTS] Omega Seamaster Diver 300M White Dial 2023

Omega Seamaster Diver 300M White Dial 2023

Omega - 210.30.42.20.04.001 · $4,500
This is a 2023 Omega Seamaster Diver 300M with a white dial on a bracelet, featuring a 7.5" wrist size and an Omega micro-adjust clasp for comfort.

  • Condition: Excellent condition
  • Bracelet size: ~7.5" wrist (missing 2 links)
  • Clasp type: Omega micro-adjust
Posted at
May 4, 2026, 5:10 PM
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[WTS] Omega Seamaster Diver 300M “No Time To Die” 007 Titanium AD Full Set

Omega Seamaster Diver 300M “No Time To Die” 007 Titanium AD Full Set

Omega - Seamaster Diver 300M "No Time To Die" 007 Edition · $6,200
This Omega Seamaster Diver 300M is a 2025 edition from the 'No Time To Die' film, featuring a titanium mesh bracelet and 42mm case.

  • Condition: like new
  • Bracelet material: titanium
  • Bracelet style: mesh
  • Case size: 42mm
Posted at
May 4, 2026, 3:12 PM
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[WTS] omega seamaster black waffle dial. Stainless steel. Nice condition but needs a service. $1500 shipped from California.

omega seamaster black waffle dial. Stainless steel. Nice condition but needs a service. $1500 shipped from California.

Omega - Seamaster · $1,500
  • Condition: Nice but unserviced
  • Dial color: Black waffle dial
Posted at
May 4, 2026, 3:02 PM
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[WTS] Omega Seamaster Aqua Terra 150M – Annual Calendar – 38.5mm

Omega Seamaster Aqua Terra 150M – Annual Calendar – 38.5mm

Omega - 23110392203001 · $4,200
The Omega Seamaster Aqua Terra 150M is a versatile watch that features an annual calendar complication, which automatically accounts for months with 30 or 31 days and only needs adjustment once per year.

  • Condition: Excellent condition
  • Case size: 38.5mm diameter
  • Movement: Omega Co-Axial calibre 8601
Posted at
May 4, 2026, 2:32 PM
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[WTS] Omega Seamaster 14735 with rare Diamond Texture dial 💎💠

Omega Seamaster 14735 with rare Diamond Texture dial 💎💠

Omega - 14735 · $1,350
A manual-wind Omega Seamaster with a rare diamond-textured dial and strong performance, housed in a stainless steel case with a snap-back design.

  • Case size: ~34–35 mm diameter
  • Movement type: Manual-wind
  • Crystal material: Acrylic
Posted at
May 4, 2026, 2:18 PM
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[WTS] Omega Seamaster Professional 300M 42mm “Seaweed” 210.32.42.20.10.001 | 2025 Watch with Box and Papers

Omega Seamaster Professional 300M 42mm “Seaweed” 210.32.42.20.10.001 | 2025 Watch with Box and Papers

Omega - 210.32.42.20.10.001 · $4,650
A 2025 Omega Seamaster Professional 300M in 42mm with a green 'Seaweed' dial, available with a standard pin buckle or deployant and rubber strap.

  • Condition: Excellent, bordering on Like New
  • Buckle type: Standard pin buckle
  • Deployant available: Yes, additional cost applies for deployant and rubber strap
Posted at
May 4, 2026, 1:43 PM
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