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] Omega Seamaster 300M Black Aluminum / Orange 210.30.42.20.01.018 ( new / 2025 / box and papers )

Omega Seamaster 300M Black Aluminum / Orange 210.30.42.20.01.018 ( new / 2025 / box and papers )

A brand new Omega Seamaster 300 with a 42mm stainless steel case, black aluminum dial and bezel with orange accents on a mesh bracelet.

  • Condition: Brand new
  • Case size: 42mm diameter
  • Movement: 8806 Master Co-Axial Movement
Posted at
May 5, 2026, 11:21 AM
Active
[WTS] Omega Seamaster 300M Black / Orange Diver 210.32.42.20.01.006 ( new / 2025 / box and papers )

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This Omega Seamaster 300 is a brand new 42mm stainless steel diver's watch with a black and orange dial, featuring an 8806 Master Co-Axial movement.

  • Condition: Brand new
  • Case size: 42mm diameter
  • Movement: Master Co-Axial Movement (8806)
  • Material: stainless steel
Posted at
May 5, 2026, 11:14 AM
Active
[WTS] Omega Seamaster Aqua Terra “ James Bond Skyfall” Blue Dial – Ref. 231.10.39.21.03.001| Full Set in Mint Condition| 2022

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a luxury watch in the Omega Seamaster Aqua Terra collection, featuring a blue dial and 'James Bond Skyfall' edition.

  • Condition: Mint Condition
  • Year: 2022
Posted at
May 5, 2026, 11:05 AM
Active
[WTS] Omega Seamaster Professional midsize Ref. 2552.80 | Great Unpolished Condition | $2200 (SERVICED)

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Omega - 2552.80 · $2,200
The Omega Seamaster Professional midsize is a compact and balanced watch that brings everything into harmony with its wearable design.

  • Condition: Great Unpolished Condition
  • Dimensions: 36.25mm width (excluding crown), ~11.5mm thickness, ~44mm lug-to-lug, 17cm/6.7in wrist size
  • Bracelet length: up to 17.8cm
Posted at
May 5, 2026, 9:45 AM
Active
[WTS] Omega Seamaster Calendar 2627 Goldcapped $990

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Omega - 2627 · $990
1952 goldcapped Omega Seamaster Calendar in great condition, featuring a stainless steel case with 14k layer, bumper movement and dauphine hands.

  • Condition: Great condition, some signs of wear
  • Case Size: 35mm
  • Lug To Lug: 41.5mm
  • Lug Width: 18mm
Posted at
May 5, 2026, 9:01 AM
Active
[WTS] 1958 Omega Seamaster Ref. 2846 w/ Cal 501 — Large Hippocampus Caseback — $950 OBO + label

1958 Omega Seamaster Ref. 2846 w/ Cal 501 — Large Hippocampus Caseback — $950 OBO + label

Omega - 2846 · $950
A 1958 Omega Seamaster Ref 2846 with Cal 501 automatic movement and large hippocampus caseback, featuring a stainless steel case and original silver sunburst dial.

  • Condition: good condition considering the age
  • Case diameter: 34.5mm
  • Movement type: automatic
Posted at
May 5, 2026, 7:17 AM
Active
[WTS] Omega Seamaster Aqua Terra 150m, 41mm (Ref: 220.10.41.21.02.004) Small Seconds.

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This Omega Seamaster Aqua Terra is a 41mm watch with a silver dial and blue accents, featuring a 150m water resistance.

  • Condition: lightly used with minor wear
  • Diameter: 41mm
  • Water Resistance: 150m
Posted at
May 5, 2026, 2:18 AM
Active
[WTS] Omega Seamaster 2232.80 41mm Electric Blue Full Titanium RARE - $2,490

Omega Seamaster 2232.80 41mm Electric Blue Full Titanium RARE - $2,490

Omega - 2232.80 · $2,490
Up for sale is my Omega Seamaster 2232.80 with a Calibre Omega 1120 automatic movement, measuring at 41mm.

  • Condition: great condition
  • Case size: 41mm
  • Bezel condition: light hairlines present on the titanium bezel
  • Bracelet type: original Omega titanium bracelet
Posted at
May 4, 2026, 10:40 PM
Active
[WTS] Omega Seamaster 2252.50 Mid Size Peter Blake 36mm - $2,390

Omega Seamaster 2252.50 Mid Size Peter Blake 36mm - $2,390

Omega - 2252.50 · $2,390
Up for sale is a great condition Omega Seamaster 2252.50 measuring at 36mm with Calibre Omega 1120 Automatic movement.

  • Condition: 8.8/10, great condition with minimal marks
  • Case size: 36mm
  • Movement: Calibre Omega 1120 Automatic
Posted at
May 4, 2026, 10:34 PM
Active