Omega Seamaster Seamaster Master Co-Axial 39.5 Olympic Games Gold Sedna Gold / Enamel / Alligator

Reference 522.53.40.20.04.003

About this watch

The Omega Seamaster Master Co-Axial 39.5 Olympic Games Gold Sedna Gold / Enamel / Alligator is a masterclass in watchmaking, boasting the Omega Caliber 8807 self-winding movement with a power reserve of 55 hours and certified as a Master Chronometer by METAS. This timepiece shines with 18K Sedna gold and features a stunning white enamel dial that contrasts beautifully with the gold accents. The alligator leather strap adds a level of elegance and comfort, making it perfect for formal or casual settings. With its master chronometer certification, comfortable fit, and water resistance up to 60 meters, this watch is built to withstand anything life throws at it. Whether you're a seasoned collector or a first-time buyer, the Omega Seamaster Master Co-Axial is an investment that will leave you in awe of its luxury, innovation, and history.

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Key Features

Omega Caliber 8807 self-winding movement
Master Chronometer certification by METAS
18K Sedna gold case
White enamel dial with gold accents
Alligator leather strap
Water resistance up to 60 meters
Diameter: 39.50 mm

Specifications

Brand

Omega

Family

Seamaster

Model

Seamaster Master Co-Axial 39.5 Olympic Games Gold Sedna Gold / Enamel / Alligator

Reference

522.53.40.20.04.003

Movement

8807

Movement Features

Hours, Minutes, Seconds
Chronometer, Co-Axial Escapement

Case

Sedna Gold 39.5mm

Dial Color

White

Crystal

Sapphire

Water Resistance

Current Listings

Omega 2504.80.00 — Seamaster Aqua Terra Blue Dial 36mm — Cal. 2500 Co-Axial Chronometer — $2,499 Shipped

Omega - 2504.80.00 · $2,499

This Omega Seamaster Aqua Terra features a sunburst blue dial, Cal. 2500 Co-Axial automatic movement, and a 36mm case size.

Condition: Pre-owned with honest wear and light scratches from age
Case dimensions: 36mm diameter, 43.5mm lug to lug, 11mm thickness
Movement: Cal. 2500 Co-Axial automatic chronometer
Bracelet fit: Fits up to a 7" wrist

Posted at

Mar 10, 2026, 10:38 AM

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REPOST Omega Seamaster Professional 300m 210.30.42.20.01.018

Omega - 210.30.42.20.01.018 · $6,150

A catch and release Omega Seamaster Professional Diver 300M with a black dial and orange accents, purchased in August 2025 from an Omega Boutique.

Condition: Fairly new, minimal wear
Case size: 42mm diameter
Movement power reserve: 55 hours
Water depth rating: 300m

Posted at

Mar 10, 2026, 9:54 AM

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Omega Seamaster Professional 300M Black Rubber Pin and Buckle Strap

Omega - 300M · $200

OEM Omega Seamaster Professional 300M Black Rubber Strap with Pin and Buckle, regular size.

Condition: Good, some light scratches on the buckle
Material: Black rubber strap
Size: Regular

Posted at

Mar 10, 2026, 8:18 AM

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Omega Seamaster 20mm Bond nato and rubber strap

Omega - SMP300 · $360

This Omega Seamaster SMP300 is being sold with two additional straps: a Bond nato strap and a medium-length rubber strap. Both straps are suitable for pre-2018 Seamaster divers.

Condition: Very good
Strap type: NATO (polyamide) and rubber
Size: 20mm
Buckle type: stainless steel pin and buckle

Posted at

Mar 10, 2026, 8:15 AM

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Omega Seamaster Professional 300m - Black Dial - 42mm - 210.30.42.20.01.001 - Full Set

Omega - 210.30.42.20.01.001 · $4,425

A well-maintained Omega Seamaster Professional 300m with a black dial and 42mm case size, featuring a mechanical movement.

Condition: Fantastic with minor hairlines and two small marks on bezel
Case diameter: 42mm
Water resistance: 300m

Posted at

Mar 10, 2026, 5:18 AM

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Omega Seamaster SMP300 - Silver Dial - 42mm - 210.30.42.20.06.001

Omega - 210.30.42.20.06.001 · $3,775

A 2021 Omega Seamaster SMP300 in silver dial and 42mm case size, featuring mechanical functions.

Condition: Fantastic condition with minor hairlines
Diameter: 42mm
Serial Date: 2021

Posted at

Mar 10, 2026, 5:10 AM

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Omega Seamaster 1425 80-90s Model

Omega - 1425

The listing does not contain a description of the watch.

Posted at

Mar 9, 2026, 11:33 PM

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Omega Seamaster 2264.50 41mm Quartz Peter Blake - $2,190

Omega - 2264.50 · $2,190

Up for sale is my great condition Omega Seamaster 2254.50 41mm Quartz Peter Blake. The watch has a steel case on original Omega steel bracelet, sapphire crystal, and all other parts are clean.

Condition: 8.8/10 great condition, minimal hairlines/marks on case, caseback, and bracelet
Case size: 41mm
Movement type: Quartz
Crystal material: Sapphire

Posted at

Mar 9, 2026, 10:39 PM

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Omega Seamaster Planet Ocean 2201.50

Omega - Planet Ocean 2201.50 · $4,400

A first-generation Omega Seamaster Planet Ocean in excellent condition, featuring a 42mm size and exceptional condition for its age.

Condition: Extremely good, minor marks/swirls
Movement: 2500C COSC certified
Bracelet size: fits 7.25 inch wrist with additional half-link
Service history: serviced in December 2025

Posted at

Mar 9, 2026, 10:27 PM

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