Omega Seamaster Seamaster Master Co-Axial 39.5 Edizione Venezia Sedna Gold / Silver / Alligator

Reference 511.53.40.20.02.001

About this watch

The Omega Seamaster Master Co-Axial 39.5 Edizione Venezia Sedna Gold is an emblem of elegance and precision, blending artistry, technology, and history. With its impeccable design and robust features, this watch invites admiration and curiosity. The Sedna Gold casing glimmers in the light, catching the eye effortlessly, while the sapphire crystal glass offers clarity and exceptional scratch resistance. At the core of the Omega Seamaster Master Co-Axial is the impressive Omega Caliber 8801 movement, showcasing Omega's commitment to precision and innovation. With a remarkable power reserve of 55 hours and a water resistance rating of 60 meters, this watch promises to be a reliable companion for both formal events and casual outings.
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Key Features

  • Sedna Gold casing
  • Sapphire crystal glass
  • Omega Caliber 8801 movement
  • Master Chronometer certification
  • Date function
  • Water resistance rating of 60 meters
  • 55-hour power reserve

Specifications

Brand
Omega
Family
Seamaster
Model
Seamaster Master Co-Axial 39.5 Edizione Venezia Sedna Gold / Silver / Alligator
Reference
511.53.40.20.02.001
Movement
8801
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Sedna Gold 39.5mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
60

Current Listings

[WTS] 1966 Omega Seamaster - 1100€ (price reduced)

1966 Omega Seamaster - 1100€ (price reduced)

Omega - 165.002 · $1,100
A 1966 Omega Seamaster with a stainless steel case and Calibre 552, serviced by a professional watchmaker.

  • Condition: unpolished condition
  • Case material: stainless steel
  • Calibre: 552
  • Year: 1966
Posted at
Feb 7, 2026, 11:54 AM
Active
[WTS] 1967 Omega Seamaster 300, Ref 165.024, Full Set

1967 Omega Seamaster 300, Ref 165.024, Full Set

Omega - 165.024 · $8,000
This is possibly the finest available vintage Omega Seamaster 300 from the mid-1960s, featuring a Bakelite dial with one flea bite and an upgraded original box.

  • Condition: Very Good to Excellent Condition
  • Case material: Stainless Steel
  • Movement type: Automatic
  • Diameter: 41mm
Posted at
Feb 7, 2026, 11:50 AM
Active
[WTS] Omega Seamaster 300 Heritage - 41mm - Black Dial - 233.30.41.21.01.001

Omega Seamaster 300 Heritage - 41mm - Black Dial - 233.30.41.21.01.001

This Omega Seamaster 300 Heritage is a 41mm watch featuring a black dial.

  • Condition: Fantastic condition with minor hairlines on case, clasp, and bracelet
  • Case size: 41mm
  • Bracelet links: 15
Posted at
Feb 7, 2026, 11:23 AM
Active
[WTS] Omega Seamaster White Sunburst Dial - Reference 168.024 Chronometer Automatic - Cal. 564 Automatic Quickset Date - From 1969 - $1400 Shipped, All Duties Covered

Omega Seamaster White Sunburst Dial - Reference 168.024 Chronometer Automatic - Cal. 564 Automatic Quickset Date - From 1969 - $1400 Shipped, All Duties Covered

Omega - 168.024 · $1,400
A vintage Omega Seamaster with a chronometer-rated caliber 564 automatic movement and a white sunburst dial. The watch has developed a subtle 'champagne' tint over the decades, adding depth to the dial.

  • Condition: Excellent condition, recently serviced
  • Case size: 35mm diameter
  • Movement: Caliber 564 automatic movement
Posted at
Feb 7, 2026, 8:21 AM
Active
[WTS] Omega Seamaster Diver 300M 007 Edition (210.90.42.20.01.001)

Omega Seamaster Diver 300M 007 Edition (210.90.42.20.01.001)

  • Model name: Seamaster Diver 300M 007 Edition
Posted at
Feb 7, 2026, 3:32 AM
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 8500 is a high-end watch with a factory warranty valid through November 2027, making it a rare find in such great condition.

  • Condition: exceptional
  • Warranty Valid Until: NOV 2027
Posted at
Feb 7, 2026, 1:46 AM
Active
[wts] Omega Seamaster Planet Ocean 8500 Orange😍🍊 45.5mm 232.32.46.21.01.001

Omega Seamaster Planet Ocean 8500 Orange😍🍊 45.5mm 232.32.46.21.01.001

Additional Details: Model: Omega Seamaster Planet Ocean 8500 45.5mm, a 42-45mm watch with various features such as date display and unidirectional rotating bezel.

  • Condition: great condition
  • Case Diameter: 45.5mm
Posted at
Feb 7, 2026, 1:26 AM
Active
[wts] Omega Seamaster Planet Ocean Chronograph 45.5mm 232.30.46.51.01.001

Omega Seamaster Planet Ocean Chronograph 45.5mm 232.30.46.51.01.001

A Omega Seamaster Planet Ocean Chronograph, featuring a 45.5mm case and various functions.

  • Condition: Excellent condition and full set
  • Case Size: 45.5mm diameter
Posted at
Feb 7, 2026, 1:25 AM
Active
[WTS] Omega Seamaster Aqua Terra Worldtimer | Ref. 220.12.43.22.03.001 | 2024 | Full Set | Like New

Omega Seamaster Aqua Terra Worldtimer | Ref. 220.12.43.22.03.001 | 2024 | Full Set | Like New

This Omega Seamaster Aqua Terra Worldtimer features a striking blue dial with a laser-ablated globe at the center, surrounded by 24-hour and global city rings for simultaneous reading of time zones worldwide.

  • Condition: Like New
  • Case size: 43mm diameter
  • Dial color: blue
  • Water resistance: 150m depth rating
Posted at
Feb 7, 2026, 1:12 AM
Active