Omega Seamaster 300 Seamaster 300 Co-Axial Master Chronometer Platinum / Malachite

Reference 234.93.41.21.99.001

About this watch

The Omega Seamaster 300 Co-Axial Master Chronometer Platinum / Malachite is a stunning example of luxury watchmaking, blending elegance with functionality. This timepiece showcases the brand's craftsmanship and attention to detail, making it a standout in the Seamaster family. The platinum case and malachite dial add a touch of sophistication, while the automatic movement ensures precision and reliability. With its 60-hour power reserve and water resistance of 300 meters, this watch is perfect for diving enthusiasts or those who appreciate luxury and functionality. Whether you're at the office or out on the town, the Omega Seamaster 300 Co-Axial Master Chronometer Platinum / Malachite is a versatile timepiece that exudes style and substance.

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Key Features

Platinum case with malachite dial
Automatic Omega caliber 8913 movement
60-hour power reserve
Water resistance of 300 meters
Sapphire crystal for scratch protection
Sturdy platinum bracelet
Easy-adjust clasp

Specifications

Brand

Omega

Family

Seamaster 300

Model

Seamaster 300 Co-Axial Master Chronometer Platinum / Malachite

Reference

234.93.41.21.99.001

Movement

8913

Movement Features

Hours, Minutes, Seconds
Chronometer, Co-Axial Escapement

Case

41mm

Dial Color

Green

Crystal

Sapphire

Water Resistance

300

Current Listings

Omega Seamaster 300 Heritage - 41mm - Black Dial - 233.30.41.21.01.001

Omega - 233.30.41.21.01.001 · $3,425

This Omega Seamaster 300 Heritage is a 41mm watch featuring a black dial.

Condition: Fantastic condition with minor hairlines on case, clasp, and bracelet
Case size: 41mm
Bracelet links: 15

Posted at

Feb 7, 2026, 11:23 AM

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2011 Omega Seamaster 300M 2123.04 - $2,399

Omega - 2123.04 · $2,399

A 2011 Omega Seamaster Diver 300M Quartz with a stainless steel case, black dial, and quartz movement. It features a domed sapphire crystal and is water-resistant up to 1000 feet.

Condition: Great condition overall with light wear consistent with careful use.
Case diameter: 41mm
Case material: Stainless steel
Dial color: Black

Posted at

Feb 5, 2026, 10:33 PM

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Omega Seamaster 300 2220.80 “Casino Royale”Box and Papers

Omega - 2220.80 · $3,600

A Omega Seamaster Professional from 'Casino Royale' with a stainless steel bracelet and original accessories.

Condition: Good condition with scuffing on bracelet and superficial wear
Bracelet length: 6.5 inches
Links included: 3 full and 2 half sized links
Timekeeping accuracy: -7 seconds per day

Posted at

Feb 4, 2026, 12:48 PM

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Omega Seamaster 300 ref. 166024, serviced, unpolished case. Very nice condition. Nice creamy lume, no trades. $5750 shipped conus

Omega - 166024 · $5,750

This Omega Seamaster 300 is in excellent condition with a serviced movement and an unpolished case. It features creamy lume.

Condition: Very nice condition
Lume color: creamy

Posted at

Feb 3, 2026, 10:13 PM

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Omega Seamaster 300M Co-Axial 2220.80 B&P 41mm- $2,790

Omega - 2220.80 · $2,790

This Omega Seamaster 300M Co-Axial has a 41mm steel case and automatic co-axial cal 2500 movement.

Condition: great condition with minimal marks/hairlines on case, caseback, and bracelet
Case size: 41mm diameter
Movement: automatic co-axial cal 2500

Posted at

Feb 3, 2026, 8:15 PM

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Omega Seamaster 300 Blue dial 168.1623 - Omega 2024 service

Omega - 168.1623 · $3,490

This Omega Seamaster 300 features a classic blue wave dial with luminous hour markers and hands, housed in a 41mm stainless steel case.

Condition: Pre-owned with signs of previous wear
Case size: 41mm diameter
Bezel condition: Stunning
Dial condition: Perfect

Posted at

Feb 3, 2026, 5:39 PM

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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

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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

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Omega Seamaster 300 Heritage Co-Axial Chronometer 234.30.41.21.01.001 Complete Set

Omega - 234.30.41.21.01.001 · $6,845

The Omega Seamaster 300 Heritage is a vintage-inspired watch with modern features, featuring a black dial, broad arrow hands, and a steel case.

Condition: Excellent
Case material: steel
Bracelet: matching steel bracelet
Box set included: yes

Posted at

Feb 2, 2026, 7:32 PM

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View listing on r/WatchExchange