Omega Seamaster Seamaster Master Co-Axial 39.5 Swiss Edition Stainless Steel / Silver / Alligator

Reference 511.13.40.20.06.002

About this watch

The Omega Seamaster Master Co-Axial 39.5 Swiss Edition is a masterpiece of luxury watchmaking, blending traditional craftsmanship with cutting-edge technology. This stunning timepiece boasts a gradient grey dial with stick and dot indexes, feuille hands, and a round shape that exudes elegance. The movement powering this watch is the impressive Omega caliber 8800, featuring a self-winding mechanism with a Co-Axial escapement for precision and longevity. Master Chronometer certification ensures accuracy and performance under various conditions, while the power reserve of 55 hours allows you to take it off for extended periods without worrying about winding. The comfortable alligator leather strap adds a luxurious touch, making this watch perfect for daily wear or special occasions. With its exceptional timekeeping precision, date function, and water resistance rating of 60 meters, the Seamaster Master Co-Axial is an investment piece that offers great value for those looking to expand their luxury watch collection. Its elegant design and advanced movement make it a standout piece in Omega's impressive lineup.
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Key Features

  • Gradient grey dial
  • Omega caliber 8800 self-winding movement with Co-Axial escapement
  • Master Chronometer certification for accuracy
  • 55-hour power reserve
  • Comfortable alligator leather strap
  • Water resistance rating of 60 meters
  • Date function

Specifications

Brand
Omega
Family
Seamaster
Model
Seamaster Master Co-Axial 39.5 Swiss Edition Stainless Steel / Silver / Alligator
Reference
511.13.40.20.06.002
Movement
8800
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 39.5mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
60

Current Listings

[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
Active
[WTS] Omega Seamaster Diver 300M Blue - 2025 - Unworn

Omega Seamaster Diver 300M Blue - 2025 - Unworn

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
[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😍😍

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
Active
[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

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
Active
[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

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
Active
[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

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
Active
[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!

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

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
Active
[WTS] OMEGA SEAMASTER 600m ORANGE Planet Ocean Co-Axial Diver Watch - 168.1653.

OMEGA SEAMASTER 600m ORANGE Planet Ocean Co-Axial Diver Watch - 168.1653.

OMEGA - 168.1653 · $2,499
This Omega Seamaster Planet Ocean Co-Axial Diver Watch is a black dial, automatic Cal. 2500 diver watch with a 42mm wide case and 48mm lug to lug length.

  • Condition: Pre-owned, slight water damage on Omega logo
  • Water Resistance: 600m depth rating
  • Case Size: 42mm diameter, 48mm lug to lug
  • Lug Width: 20mm
Posted at
Dec 6, 2025, 8:18 AM
Active