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 300 Heritage Co-Axial Chronometer 234.30.41.21.01.001 Complete Set

Omega Seamaster 300 Heritage Co-Axial Chronometer 234.30.41.21.01.001 Complete Set

The Omega Seamaster 300 Heritage has a black dial with rich, glossy depth and broad arrow hands, paired with a steel case and matching bracelet for a solid, balanced look.

  • Condition: Excellent
  • Included Accessories: outer box, inner box, operating instructions, extra strap, card holder, warranty card, master chronometer card and pictograms card
  • Shipping Method: free overnight CONUS insured shipping
Posted at
Feb 11, 2026, 2:56 PM
Active
[WTS] Omega Seamaster Diver 300M Tokyo 2020 522.30.42.20.04.001 $5,499

Omega Seamaster Diver 300M Tokyo 2020 522.30.42.20.04.001 $5,499

Additional Details: Omega Seamaster Diver 300M Tokyo 2020 limited edition watch.

  • Case size: 42mm
  • Movement: Co-Axial Master Chronometer Calibre 8806
Posted at
Feb 11, 2026, 2:36 PM
Active
[WTS] 1969 Omega Seamaster De Ville

1969 Omega Seamaster De Ville

A 1969 Omega SeaMaster De Ville in good working condition, previously owned by the seller's late father.

  • Condition: good working condition
Posted at
Feb 11, 2026, 1:27 PM
Active
[WTS] Omega Seamaster Professional 300 36.25mm 2253.80 $1999 Shipped

Omega Seamaster Professional 300 36.25mm 2253.80 $1999 Shipped

Omega - 2253.80 · $1,999
A 2006 Omega Seamaster Professional 300 that has been the owner's daily driver for two years, showing its use but still keeping accurate time.

  • Condition: Used with some wear
  • Age: 15 years old (birth year watch)
  • Case size: 36.25mm
  • Water resistance: unknown
Posted at
Feb 11, 2026, 12:04 PM
Active
[WTS] Omega Seamaster full set

Omega Seamaster full set

Omega - Seamaster · $4,000
This Omega Seamaster is being sold with its original box and papers, along with a rubber and NATO strap. It also comes with some additional Omega accessories.

  • Condition: Pre-owned
  • Warranty Years Left: 4
  • Warranty Type: Manufacturer's
  • Accuracy: -3 seconds per day
Posted at
Feb 11, 2026, 8:22 AM
Active
[WTS] Omega Seamaster Professional OEM Rubber Strap – Black – 20mm – Includes Omega Buckle

Omega Seamaster Professional OEM Rubber Strap – Black – 20mm – Includes Omega Buckle

A genuine Omega OEM medium black rubber strap for the Seamaster Professional, made with supple rubber and a stainless steel signed pin buckle. The strap is pre-owned but in good condition with light wear and minimal signs of use.

  • Condition: Pre-owned, good condition
  • Lug width: 20mm
  • Color: Black
Posted at
Feb 11, 2026, 8:18 AM
Active
[WTS] Omega Seamaster Classic Sunburst Dial - Reference 168.024 Chronometer Automatic - Cal. 564 Automatic Quickset Date - From 1969 - $1350 Shipped, Duties Covered

Omega Seamaster Classic Sunburst Dial - Reference 168.024 Chronometer Automatic - Cal. 564 Automatic Quickset Date - From 1969 - $1350 Shipped, Duties Covered

Omega - 168.024 · $1,350
A 1969 Omega Seamaster with chronometer-rated Cal. 564 automatic movement and sunburst dial, featuring a timeless design suitable for everyday wear.

  • Condition: Excellent, untouched condition with brushed case sides and sharp Seamaster logo on the case back
  • Movement: Caliber 564 Automatic Quickset Date
  • Year of manufacture: 1969
Posted at
Feb 11, 2026, 5:06 AM
Active
[WTS] Omega Seamaster Diver 300M Blue Wave – Mint – Full Set – Warranty 2021 $4450

Omega Seamaster Diver 300M Blue Wave – Mint – Full Set – Warranty 2021 $4450

Up for sale is an Omega Seamaster Diver 300M with a 42mm stainless steel case, blue ceramic bezel, and blue wave dial on bracelet.

  • Condition: Mint condition
  • Case size: 42mm diameter
  • Movement: Master Chronometer Cal. 8800
  • Warranty valid until: November 2026
Posted at
Feb 11, 2026, 2:39 AM
Active
[WTS] 1960s Omega Seamaster 165.001

1960s Omega Seamaster 165.001

Omega - 165.001 · $850
A 1960s Omega Seamaster automatic watch in good condition, featuring an aftermarket crown and band.

  • Condition: great working condition
  • Year: 1960s
Posted at
Feb 10, 2026, 9:59 PM
Active