Omega Seamaster 300 Seamaster 300 Co-Axial Master Chronometer Yellow Gold / Malachite

Reference 234.63.41.21.99.001

Omega Seamaster 300 Co-Axial Master Chronometer Yellow Gold / Malachite

About this watch

The Omega Seamaster 300 Co-Axial Master Chronometer in Yellow Gold and Malachite is a masterpiece of horology, combining luxurious materials, precision engineering, and stunning design. At its heart is the automatic Omega caliber 8913 movement, boasting a chronometer rating, 60-hour power reserve, and 25,200 vibrations per hour for unparalleled accuracy. The watch features a striking yellow gold case and Malachite dial, with arrow-shaped hands providing both style and clarity. With its impressive water resistance of 300 meters, this timepiece is perfect for divers and luxury watch collectors alike. Whether you're exploring coral reefs or attending a gala, the Omega Seamaster 300 ensures you're always on time and in style.

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Key Features

Automatic Omega caliber 8913 movement
Chronometer-rated accuracy
60-hour power reserve
Yellow gold case with Malachite dial
Rotating bezel for timing dives or activities
Water resistance of 300 meters
Sapphire glass protection against scratches and impacts

Specifications

Brand

Omega

Family

Seamaster 300

Model

Seamaster 300 Co-Axial Master Chronometer Yellow Gold / Malachite

Reference

234.63.41.21.99.001

Movement

8913

Movement Features

Hours, Minutes, Seconds
Chronometer, Co-Axial Escapement

Case

Yellow Gold 41mm

Dial Color

Green

Crystal

Sapphire

Water Resistance

300

Current Listings

Omega Seamaster 300M Co-Axial 41mm 2220.80 Box and Card - $2,850

Omega - 2220.80 · $2,850

This Omega Seamaster 300M Co-Axial measures at 41mm and features an automatic co-axial cal 2500 movement. It has a steel case on an original Omega steel bracelet and comes with double box, warranty card, manual, and watch.

Condition: Very good condition with minimal marks/hairlines
Movement: Co-axial cal 2500
Case Size: 41mm diameter
Bracelet Length: up to 7.25 inches

Posted at

Feb 2, 2026, 8:31 PM

Active

View listing on r/WatchExchange

Omega Seamaster 300M Co-Axial Mid-size 36mm 2222.80 Box and Card - $2,390

Omega - 2222.80 · $2,390

Up for sale is my Omega Seamaster 2222.80, a 36mm automatic co-axial cal 2500 movement watch in great condition.

Condition: Very good, minimal marks and hairlines on case, caseback, and bracelet.
Case size: 36mm
Movement type: co-axial cal 2500
Crystal: sapphire crystal

Posted at

Feb 2, 2026, 8:22 PM

Active

View listing on r/WatchExchange