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

Reference 511.13.40.20.06.002

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

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.
Buy Now on Jomashop
This is an affiliate link

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 300 ref. 233.30.41.21.01.001 Box+Papers

OMEGA Seamaster 300 ref. 233.30.41.21.01.001 Box+Papers

OMEGA - 233.30.41.21.01.001 · $4,000
2017 OMEGA Seamaster 300 in stainless steel, running at +0.6s/day. The watch has been well taken care of and includes original box and papers.

  • Condition: Pre-owned, near mint with scratches on the bracelet
  • Material: Stainless Steel
  • Year: 2017
  • Movement: co-axial
Posted at
Apr 22, 2026, 4:37 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Ref 396.1014 Honeycomb Dial 396.1014 Men's Watch $600

Omega Seamaster Ref 396.1014 Honeycomb Dial 396.1014 Men's Watch $600

Omega - 396.1014 · $600
The Omega Seamaster Ref 396.1014 features a honeycomb dial and comes in a stainless steel case with a 36mm width and 40mm lug to lug measurement.

  • Condition: Preowned, with some scratches and wear marks
  • Movement: Quartz
  • Case material: Stainless steel
  • Case width: 36 mm (without crown)
Posted at
Apr 22, 2026, 3:18 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Planet Ocean 600M 43.5mm (Ref. 215.30.44.21.01.002) - Full Kit

Omega Seamaster Planet Ocean 600M 43.5mm (Ref. 215.30.44.21.01.002) - Full Kit

Omega - 215.30.44.21.01.002 · $2,700
A Omega Planet Ocean 600M with a 43.5mm case, orange accents on the bezel and incredible karma for its owner.

  • Condition: Excellent
  • Bracelet material: Steel
  • Comes with: all boxes and cards
Posted at
Apr 22, 2026, 2:27 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster 300M 212.30.41.20.01.001 — “Quantum of Solace” 007 LE — Fresh Service — $3950 Shipped (Tariff Covered)

Omega Seamaster 300M 212.30.41.20.01.001 — “Quantum of Solace” 007 LE — Fresh Service — $3950 Shipped (Tariff Covered)

Omega - 212.30.41.20.01.001 · $3,950
A black dial Omega Seamaster Professional 300M Limited Edition from the Quantum of Solace production, featuring a red "Seamaster" script and iconic 007 counterweight on the seconds hand. Powered by an Omega Cal. 2500 Co-Axial automatic movement with 48h power reserve.

  • Condition: Pre-owned, unpolished with honest wear consistent with age
  • Movement: Omega Cal. 2500 Co-Axial
  • Power reserve: ~48h
  • Case dimensions: 41mm diameter x 47mm length x 12.5mm height
Posted at
Apr 22, 2026, 1:47 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Professional 300M 2221.80 41mm — Cal. 1538 Quartz — Bond Era Wave Dial — $2299 Shipped (Tariff Covered)

Omega Seamaster Professional 300M 2221.80 41mm — Cal. 1538 Quartz — Bond Era Wave Dial — $2299 Shipped (Tariff Covered)

Omega - 2221.80 · $2,299
This Omega Seamaster Professional 300M is a Bond Era watch with a Wave dial.

  • Case Size: 41mm
  • Movement: Cal. 1538 Quartz
Posted at
Apr 22, 2026, 1:24 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Professional 300M 2220.80 — Co-Axial Chronometer Cal. 2500 — Casino Royale Bond — $3099 Shipped (Tariff Covered)

Omega Seamaster Professional 300M 2220.80 — Co-Axial Chronometer Cal. 2500 — Casino Royale Bond — $3099 Shipped (Tariff Covered)

Omega - 2220.80.00 · $3,099
This Omega Seamaster Professional 300M features a blue wave dial, aluminum bezel, and skeleton hands from the era when Omega introduced the Co-Axial escapement into the Diver 300M line. It's powered by the Omega caliber 2500 Co-Axial chronometer, offering improved long-term stability and reduced friction. The watch presents beautifully in both daylight and low light with strong and evenly aged lume.

  • Condition: Excellent
  • Case size: 41mm
  • Lug-to-lug: ~47.5mm
  • Bracelet length: ~18.2cm (~7.17 inches)
Posted at
Apr 22, 2026, 1:03 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Diver 300M 210.30.42.20.04.001 – Full Set

Omega Seamaster Diver 300M 210.30.42.20.04.001 – Full Set

Omega - 210.30.42.20.04.001 · $4,650
This Omega Seamaster Diver 300M features a steel case, black ceramic bezel with white enamel diving scale, and a polished white ceramic laser-engraved wave dial. It has a Caliber 8800 Master Chronometer movement, helium escape valve, and 300m water resistance.

  • Condition: Good, with light wear from normal use
  • Case size: 42mm diameter
  • Water resistance: 300m depth rating
  • Movement: Caliber 8800 Master Chronometer
Posted at
Apr 22, 2026, 11:32 AM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster 210.62.44.20.01.001 Sedna Gold on Ceramic

Omega Seamaster 210.62.44.20.01.001 Sedna Gold on Ceramic

Omega - 210.62.44.20.01.001 · $6,200
The Omega Seamaster Sedna Gold on Ceramic features a 43.5mm case, 300m water resistance, and an Omega Co-Axial Master Chronometer Calibre 8806 movement with 55-hour power reserve.

  • Condition: Excellent/Near mint condition
  • Case size: 43.5 mm diameter
  • Lug-to-lug: 51.5 mm length
  • Case thickness: 14.5 mm
Posted at
Apr 22, 2026, 9:36 AM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra Black Teak (full set)

Omega Seamaster Aqua Terra Black Teak (full set)

Omega - Aqua Terra · $3,800
This Omega Seamaster Aqua Terra is a black Teak variant that comes with a full set of accessories. It features an alligator leather deployant strap and has been worn daily since purchase.

  • Condition: Minor wear
  • Strap: black Northstar sailcloth with grey stitching, alligator leather deployant strap
Posted at
Apr 22, 2026, 9:26 AM
Active
View listing on r/WatchExchange