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.
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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 Aqua Terra 150m Blue 231.10.42.21.03.003

Omega Seamaster Aqua Terra 150m Blue 231.10.42.21.03.003

Omega - 231.10.42.21.03.003 · $3,350
This Omega Seamaster Aqua Terra 150m Blue is a pre-owned watch that comes in the original configuration, including a 7.5" bracelet.

  • Condition: Like new
  • Bracelet size: 7.5"
  • Depth rating: 150m
Posted at
May 22, 2026, 2:35 PM
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[WTS] Omega Seamaster Professional 41mm “Peter Blake”- 2254.50 - Price Reduced

Omega Seamaster Professional 41mm “Peter Blake”- 2254.50 - Price Reduced

Omega - 2254.50 · $2,950
Up for sale is my Omega Seamaster 2254.50 41mm Automatic Peter Blake in great condition with very minimal hairlines throughout.

  • Condition: Great condition
  • Bezel wear: Light wear with some small marks throughout
  • Bracelet and case condition: Amazing shape with no major dings or dents
Posted at
May 22, 2026, 2:23 PM
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[WTS] Omega Seamaster Diver 300M 210.30.42.20.04.001 *Brand New* $5,225

Omega Seamaster Diver 300M 210.30.42.20.04.001 *Brand New* $5,225

Omega - 210.30.42.20.04.001 · $5,225
The Omega Seamaster Diver 300M features a black ceramic bezel, white enamel diving scale, and polished white ceramic dial with laser-engraved waves and date window at 6 o'clock. It is powered by the OMEGA Master Chronometer Calibre 8800 movement and has a 30-bar water resistance of 300m.

  • Condition: Brand new in box with no issues
  • Case Diameter: 42mm
  • Lug Width: 20mm
  • Water Resistance: 300m depth rating
Posted at
May 22, 2026, 2:00 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Professional Planet Ocean 600m - 42mm - 2201.51 - Price Reduced!

Omega Seamaster Professional Planet Ocean 600m - 42mm - 2201.51 - Price Reduced!

Omega - 2201.51 · $2,895
A classic Planet Ocean with the versatile 42mm case, great everyday diver.

  • Condition: great pre-owned condition with light wear throughout
  • Size: 42mm diameter
  • Depth rating: 600m
Posted at
May 22, 2026, 12:59 PM
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[WTS] 2023 Omega Seamaster Diver 300M Grey 12/23 Ref# 210.30.42.20.06.001 $4,199.00

2023 Omega Seamaster Diver 300M Grey 12/23 Ref# 210.30.42.20.06.001 $4,199.00

Omega - 210.30.42.20.06.001 · $4,199
2023 Omega Seamaster Diver 300M Grey, featuring a beautiful wave dial, blue bezel, and automatic movement. The watch has a size of 42mm and a stainless steel bracelet that fits an 8in wrist.

  • Condition: Excellent shape, a few minor hairlines on case-clasp and bracelet
  • Diameter: 42mm
  • Water resistance: 300M
  • Movement: 8806
Posted at
May 22, 2026, 12:09 PM
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[WTS] Omega Seamaster Pro 300 210.30.42.20.03.001 COMPLETE SET

Omega Seamaster Pro 300 210.30.42.20.03.001 COMPLETE SET

Omega - 210.30.42.20.03.001 · $4,150
This Omega Seamaster Pro features a [missing details] with very little signs of wear, comes with the complete set including double boxed and all accessories.

  • Condition: Excellent condition with very little signs of wear
  • Payment Methods Accepted: Pretty much every payment method including crypto and cash, some fees may apply
  • Local Meeting Available: Yes, in southwest FL
  • Open To Trades: Only for brands Tudor, Cartier, Rolex, Omega, Breitling, AP
Posted at
May 22, 2026, 11:52 AM
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[WTS] Omega Seamaster Diver No Wave Blue Dial 212.30.41.20.03.001

Omega Seamaster Diver No Wave Blue Dial 212.30.41.20.03.001

Omega - 212.30.41.20.03.001 · $2,575
For sale is an Omega Seamaster with a beautiful no wave blue dial, in great condition and running great.

  • Condition: great condition with some light wear around the watch
  • Payment Methods Accepted: crypto with small fee, other methods (except PayPal)
  • Meets Local: yes
  • Open To Trades: yes, for brands Tudor, Cartier, Rolex, Omega, Breitling, AP
Posted at
May 22, 2026, 11:37 AM
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[WTS] 40mm Omega Seamaster Railmaster Black Dial - Ref 220.12.40.20.01.001 - FULL KIT (Box & Cards)

40mm Omega Seamaster Railmaster Black Dial - Ref 220.12.40.20.01.001 - FULL KIT (Box & Cards)

Omega - 220.12.40.20.01.001 · $2,500
The Omega Seamaster Railmaster features a black dial with vertical linear-brushed texture, recessed vintage-colored lume markers, and a signature 'lollipop' seconds hand. It has been an honest daily-wear tool watch.

  • Condition: Daily-wear tool watch with visible scuffs on the bezel and top-left lug
  • Movement: METAS-certified Calibre 8806
Posted at
May 22, 2026, 11:28 AM
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[WTS] Omega Seamaster 300 Heritage 234.30.41.21.01.001 COMPLETE SET 2025

Omega Seamaster 300 Heritage 234.30.41.21.01.001 COMPLETE SET 2025

Omega - 234.30.41.21.01.001 · $5,150
For sale is an Omega Seamaster 300 Heritage, this watch is in great condition, there is some light wear around the watch but nothing really deep or noticeable.

  • Condition: great condition with some light wear
  • Warranty Card Date: 2025
  • Complete Set: yes
Posted at
May 22, 2026, 11:28 AM
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