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

Reference 511.53.40.20.02.001

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

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.

Buy Now on Jomashop

This is an affiliate link

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

Current Listings

OMEGA Seamaster Diver 300M "Paris 2024" Ref. 522.21.42.20.04.001 + Five Stripes "Paris 2024" NATO Strap - ULTIMATE SET!

OMEGA - 522.21.42.20.04.001 · $8,250

The OMEGA Seamaster Diver 300M 'Paris 2024' is a luxurious tribute to sporting excellence, featuring a 42mm case combining stainless steel and 18K Moonshine Gold. The watch includes a custom 'Paris 2024' typography on the date disc, a stamped medallion of the Paris 2024 logo in 18K Moonshine Gold on the solid caseback, and is powered by the Calibre 8800 Master Chronometer.

Condition: UNWORN
Case Size: 42mm
Materials: stainless steel, 18K Moonshine Gold
Water Resistance: 300m

Posted at

Dec 22, 2025, 9:10 AM

Active

View listing on r/WatchExchange

OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET!

OMEGA - 220.10.43.22.03.002 · $10,250

The OMEGA Seamaster Aqua Terra Worldtimer 'Summer Blue' Ref. 220.10.43.22.03.002 is a sophisticated travel companion that puts the world on your wrist.

Condition: VERY GOOD - some light scratches on case and bracelet
Case size: 43mm
Bracelet length: ~7"
Contents: ULTIMATE SET - box, papers, serial hang tag, spare links, shipping coffin, digital copy of original purchase receipt

Posted at

Dec 22, 2025, 9:09 AM

Active

View listing on r/WatchExchange

OMEGA Seamaster Planet Ocean 6000M Ultra Deep "Summer Blue" Ref. 215.30.46.21.03.002 - ULTIMATE SET!

OMEGA - 215.30.46.21.03.002 · $12,500

This OMEGA Seamaster Planet Ocean 6000M Ultra Deep is a commercially available version of the watch originally developed for the Five Deeps Expedition, featuring water resistance to 6,000 meters and a lacquered dial with gradient finish.

Condition: UNWORN
Case size: 45.5mm diameter
Water resistance: 6000m depth rating
Movement: Co-Axial Master Chronometer Calibre 8912

Posted at

Dec 22, 2025, 9:08 AM

Active

View listing on r/WatchExchange

OMEGA Seamaster Diver 300M NTTD 007 Edition Ref. 210.90.42.20.01.001 + 007 NATO Strap - ULTIMATE SET!

OMEGA - 210.90.42.20.01.001 · $10,000

The OMEGA Seamaster Diver 300M 007 Edition Ref. 210.90.42.20.01.001 is a 42mm titanium watch with a unique tropical brown aluminum bezel ring and dial, designed for military needs, featuring a Co-Axial Master Chronometer Calibre 8806 and a titanium mesh bracelet.

Condition: [UNWORN]
Material: Grade 2 Titanium
Case size: 42mm
Bezel type: tropical brown aluminum bezel ring

Posted at

Dec 22, 2025, 9:05 AM

Active

View listing on r/WatchExchange

OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET!

OMEGA - 232.32.42.21.01.003 · $4,250

The OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 is a robust and elegant dive watch that embodies OMEGA's commitment to ocean exploration and precision engineering.

Condition: VERY GOOD
Case size: 42mm
Movement: Co-Axial Caliber 8500
Water resistance: 600m (2000 feet)

Posted at

Dec 22, 2025, 9:01 AM

Active

View listing on r/WatchExchange

Omega Seamaster Chronograph 1950’s Gold Cap Manual Winding Cal. 321 (Unpolished/Serviced)

Omega - 2907/2 · $5,600

A rare and desirable Omega Seamaster Chronograph from the 1950s, featuring a gold cap case and Caliber 321 movement. The watch is in all-original condition with subtle signs of age on the dial.

Condition: Unpolished/Serviced
Case Size: 34mm
Year Of Production: ~1955
Movement: Caliber 321

Posted at

Dec 22, 2025, 2:22 AM

Active

View listing on r/WatchExchange

Uncle Straps US1479 Bracelet (Omega Seamaster 300m) 42mm

Omega - 300M 42mm, 210.30.42.xx, 210.32.42.xx · $80

A used Uncle Straps US1479 bracelet designed for the Omega Seamaster Pro 300M 42mm. The watch was sold and this strap is no longer needed.

Condition: Used
Water Resistance: 300m depth rating

Posted at

Dec 21, 2025, 8:58 PM

Active

View listing on r/WatchExchange

Omega Seamaster Professional 300 - 2023

Omega - Seamaster Professional 300M · $4,200

This Omega Seamaster Diver 300M features a white ceramic wave dial and is powered by an automatic movement. It comes with a factory stainless steel mesh bracelet and has a crystal clean face with a crisp bezel.

Condition: Excellent
Case Size: 42mm diameter
Bracelet Type: Mesh
Water Resistance: 300m depth rating

Posted at

Dec 21, 2025, 8:56 PM

Active

View listing on r/WatchExchange