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] 2023 Omega Seamaster Aqua Terra 42mm Spectre 007 James Bond LE 231.10.42.21.03.004 Full Set

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A limited-edition James Bond 'Spectre' model, created to celebrate the 2015 film, available as part of a full collector set.

  • Condition: Excellent
  • Year: 2023
  • Model name: Seamaster Aqua Terra Spectre
  • Size: 42mm
Posted at
Mar 20, 2026, 4:41 PM
Active
[WTS] Omega Seamaster Diver 300 Sedna Gold 210.22.42.20.03.002 COMPLETE SET

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This Omega Seamaster Diver 300 Sedna Gold is a high-end dive watch with a gold case and band, featuring a complete set including warranty card.

  • Condition: Excellent
  • Payment Methods Accepted: crypto, other methods (with small fee)
  • Trade Brands: Tudor, Cartier, Rolex, Omega, Breitling, AP
  • Strap Replaced: blue rubber with black Omega Seamaster strap
Posted at
Mar 20, 2026, 4:19 PM
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[WTS] Omega Seamaster 212.30.41.20.01.003 No wave dial COMPLETE SET

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For sale is an Omega Seamaster Diver reference 212.30.41.20.01.003, a complete set including warranty card dated 2014.

  • Condition: great condition with some light signs of wear
  • Payment Methods Accepted: crypto and other payment methods
  • Warranty Card Date: 2014
  • Trade Brands Accepted: Tudor, Cartier, Rolex, Omega, Breitling, AP
Posted at
Mar 20, 2026, 4:16 PM
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[WTS] 2023 Omega Seamaster Professional 300 42mm Black Dial Complete Set

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a 2023 Omega Seamaster SMP 300 with a black dial in great condition.

  • Condition: Great condition with wear marks
  • Year: 2023
  • Size: 42mm diameter
  • Warranty life left: About half
Posted at
Mar 20, 2026, 4:03 PM
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[WTS] BNIB Omega Seamaster Diver 300M 210.30.42.20.04.001 $5,399

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Up for sale is the Omega Seamaster Diver 300M, featuring a black ceramic bezel with a white enamel diving scale and a polished white ceramic dial.

  • Condition: Brand new in box with no issues
  • Case diameter: 42mm
  • Lug width: 20mm
  • Water resistance: 300m depth rating
Posted at
Mar 20, 2026, 12:36 PM
Active
[WTS] Omega Seamaster Aqua Terra – Annual Calendar – 38.5mm Blue Dial

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Omega - 23110392203001 · $4,200
A versatile Omega Seamaster Aqua Terra Annual Calendar watch with a 38.5mm stainless steel case and blue dial, featuring an annual calendar complication and Co-Axial calibre 8601.

  • Condition: Excellent
  • Case size: 38.5mm diameter
  • Movement: Omega Co-Axial calibre 8601
Posted at
Mar 20, 2026, 12:36 PM
Active
[WTS] Omega Seamaster Diver 300M Professional 300m 2542.80.00 41mm Quartz

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Omega - 2542.80.00 · $1,999
  • Condition: Clear wear and light hand polish and scratches throughout
  • Case size: 41mm
  • Diameter: 41mm case
  • Lug width: 20mm
Posted at
Mar 20, 2026, 11:52 AM
Active
[WTS] Omega Seamaster Vintage

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Omega · $500
a vintage Omega Seamaster that was fully restored in 2024, it received a new crystal and band.

  • Condition: great condition, fully restored in 2024
  • Year Restored: 2024
Posted at
Mar 20, 2026, 11:37 AM
Active
[WTS] 2023 Omega Seamaster Diver SMP300m 42mm Blue Wave Dial Reference 210.30.42.20.03.001 Box and Papers

2023 Omega Seamaster Diver SMP300m 42mm Blue Wave Dial Reference 210.30.42.20.03.001 Box and Papers

This 2023 Omega Seamaster Diver SMP300M features a 42mm blue wave dial and is in excellent condition with only minor signs of wear.

  • Condition: excellent condition with minimal signs of wear
  • Case size: 42mm diameter
  • Water resistance: 300m depth rating
Posted at
Mar 20, 2026, 10:55 AM
Active