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][WTT] Omega Seamaster Planet Ocean 600M - Skyfall Limited Edition - w/ Omega Service *Price Drop*

[WTT] Omega Seamaster Planet Ocean 600M - Skyfall Limited Edition - w/ Omega Service *Price Drop*

Omega - 232.30.42.21.01.004 · $4,900
A discontinued Limited Edition Skyfall Omega Seamaster Planet Ocean 600M with a black patterned dial and in-house caliber 8507b movement, water resistant up to 600 meters.

  • Condition: Pre-owned, recently serviced by Omega
  • Case size: 42mm
  • Water resistance: 600m (~2000ft)
  • Movement: Caliber 8507b with silicon balance spring
Posted at
Dec 6, 2025, 1:47 PM
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[WTS] Omega Seamaster 120 – 166.027 – 1967

Omega Seamaster 120 – 166.027 – 1967

Omega - 166.027 · $2,450
This Omega Seamaster 120 features a stainless steel case, original acrylic crystal, and untouched dial and hands. It's powered by the Omega Caliber 563 automatic movement.

  • Condition: good vintage condition
  • Movement: Omega Caliber 563, 17-jewel automatic movement
  • Bracelet: 1069 bracelet with 524 end links
Posted at
Dec 6, 2025, 1:04 PM
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[WTS] Omega Seamaster Diver 300M Blue - 2025 - Unworn

Omega Seamaster Diver 300M Blue - 2025 - Unworn

Omega - 210.30.42.20.03.001 · $4,400
This Omega Seamaster Diver 300M features a deep blue ceramic dial with laser-engraved waves, a stainless steel case and a blue ceramic bezel with white enamel diving scale.

  • Condition: Unworn
  • Case size: 42mm diameter
  • Water resistance: 300m depth rating
Posted at
Dec 6, 2025, 1:00 PM
Active
View listing on r/WatchExchange
[wts] Omega Seamaster Planet Ocean Titanium 232.90.46.21.03.001 45.5mm under warranty dial😍😍

Omega Seamaster Planet Ocean Titanium 232.90.46.21.03.001 45.5mm under warranty dial😍😍

Omega - 232.90.46.21.03.001 · $4,600
This Omega Seamaster Planet Ocean Titanium is a 45.5mm watch under warranty, with a factory warranty valid until November 2027.

  • Condition: Excellent condition
  • Size: 45.5mm diameter
  • Water resistance: no specific value mentioned
Posted at
Dec 6, 2025, 12:25 PM
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[wts] Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.003 under warranty

Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.003 under warranty

Omega - 232.30.46.21.01.003 · $4,500
This Omega Seamaster Planet Ocean is a high-end diver's watch with a 45.5mm case, featuring a stainless steel construction and impressive water resistance.

  • Condition: exceptional condition
  • Warranty Valid Until: NOV 2027
  • Shipping Method: FedEx
  • Payment Methods: zelle, venmo, wire, applepay
Posted at
Dec 6, 2025, 12:10 PM
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[wts] Omega Seamaster Planet Ocean Black 8900 43.5mm 215.30.44.21.01.001 under warranty

Omega Seamaster Planet Ocean Black 8900 43.5mm 215.30.44.21.01.001 under warranty

Omega - 215.30.44.21.01.001 · $4,600
A black Omega Seamaster Planet Ocean with a 43.5mm case, under warranty until AUG 2029.

  • Condition: Excellent
  • Warranty: valid through AUG 2029
  • Boxes and papers: included
Posted at
Dec 6, 2025, 12:08 PM
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[wts] MAR 2025 Omega Seamaster 300M Ceramic and titanium 43.5mm 210.92.44.20.01.002

MAR 2025 Omega Seamaster 300M Ceramic and titanium 43.5mm 210.92.44.20.01.002

Omega - 210.92.44.20.01.002 · $6,200
A 43.5mm Omega Seamaster 300M Ceramic and titanium model from the MAR 2025 production run, featuring a barely worn OEM rubber strap and buckle.

  • Condition: Near mint
  • Case Material: Ceramic and titanium
  • Case Size: 43.5mm diameter
  • Strap Type: Authentic Omega rubber strap
Posted at
Dec 6, 2025, 12:04 PM
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[WTS] Omega Seamaster Planet Ocean 215.32.43.21.04.001 America's Cup Full Set!

Omega Seamaster Planet Ocean 215.32.43.21.04.001 America's Cup Full Set!

Omega - 215.32.43.21.04.001 · $6,500
This Omega Seamaster Planet Ocean is a special edition commemorating Omega's participation in the America's Cup, featuring a white dial with red and blue accents.

  • Set: Complete set with watch, box, operations manual, pictogram, chronograph, and warranty cards
  • Shipping: Overnight shipping, fully insured, signature required
Posted at
Dec 6, 2025, 10:36 AM
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[WTS] 2025 Omega Seamaster Aqua Terra Shades Lavender Dial 220.10.38.20.10.004

2025 Omega Seamaster Aqua Terra Shades Lavender Dial 220.10.38.20.10.004

Omega - 220.10.38.20.10.004 · $4,700
This Omega Seamaster Aqua Terra features a 38mm case, Co-Axial Master Chronometer calibre 8800 movement, and comes in a full set including inner/outer box and papers.

  • Condition: Great, some hairlines scratches on bracelet and case
  • Movement: Co-Axial Master Chronometer calibre 8800 with 55 hours of power reserve
  • Bracelet: Steel bracelet with quick extension
  • Case size: 38mm
Posted at
Dec 6, 2025, 8:41 AM
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