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 300M Co-Axial Mid-size 36mm 2222.80 - $2,190

Omega - 2222.80 · $2,190

Up for sale is my Omega Seamaster 2222.80, a mid-size watch measuring at 36mm with an automatic co-axial cal 2500 movement.

Condition: Very good, with minimal marks/hairlines on the case, caseback, and bracelet.
Case size: 36mm
Movement type: automatic, co-axial cal 2500
Bracelet length: fits up to 7-7.25 inch wrists

Posted at

Apr 21, 2026, 4:18 AM

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Omega Seamaster 300 | Reference 2220.80 | James Bond 007 "Casino Royale"

Omega - 2220.80

The Omega Seamaster 300 is a tribute to the James Bond 'Casino Royale' movie, with its sleek design and rich history making it a highly sought-after timepiece among collectors.

Posted at

Apr 20, 2026, 3:06 PM

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Uncle Seiko US1450 Bracelet (Omega Seamaster 300m)

· $85

A Uncle Seiko US1450 Bracelet designed for the Omega Seamaster 300m, available with all links and a double button milled clasp.

Lug size: 20mm
Wrist size: 17.5 cm

Posted at

Apr 20, 2026, 1:16 PM

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Omega Seamaster 300M Black Black Diver 210.92.44.20.01.003 ( unworn / 2025 / box and papers )

Omega - 210.92.44.20.01.003 · $6,750

This Omega Seamaster 300M 'Black Black' features a black ceramic case, 8806 Master Co-Axial movement and comes with all original boxes, papers and warranty card.

Condition: unworn
Case size: 43.5mm diameter
Movement: 8806 Master Co-Axial Movement

Posted at

Apr 20, 2026, 11:48 AM

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Omega Seamaster 300 White 42mm 210.32.42.20.04.001 ( excellent / 2025 / box and papers )

Omega - 210.32.42.20.04.001 · $4,650

A white wave dial Omega Seamaster 300 on a rubber strap, with all boxes and papers included.

Condition: Excellent Condition
Case size: 42mm diameter
Movement type: 8800 Master Co-Axial Movement

Posted at

Apr 20, 2026, 11:43 AM

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Omega Seamaster 300 Heritage - Full Set

Omega - 234.30.41.21.01.001 · $4,750

This Omega Seamaster 300 Heritage features a black dial, stainless steel case, and a black oxalic anodized aluminum bezel with vintage Super-LumiNova diving scale. It is presented on a stainless steel bracelet and powered by the OMEGA Co-Axial Master Chronometer Calibre 8912.

Condition: Excellent
Bracelet material: stainless steel
Bezel material: black oxalic anodized aluminum
Case size: 41mm

Posted at

Apr 19, 2026, 7:01 PM

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Brand New 2026 Omega Seamaster 300M “James Bond 60th Anniversary” – Full Set Ref: 210.30.42.20.03.002 $7,500

Omega - 210.30.42.20.03.002 · $7,500

The Omega Seamaster 300M 'James Bond 60th Anniversary' is a limited-edition tribute to GoldenEye with unique vintage cues and a standout caseback. It features a stainless steel mesh-style bracelet, no-date configuration, and Co-Axial Master Chronometer Calibre 8806.

Condition: Brand New / Unworn / Fully Stickered
Case size: 42mm diameter
Water resistance: 300m

Posted at

Apr 18, 2026, 10:37 PM

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2025 Omega Seamaster 300 Summer Blue 75th Anniversary

Omega - 210.32.42.20.03.002 · $4,600

This is a brand new Omega Seamaster Diver 300M Summer Blue 75th Anniversary watch purchased from an authorized dealer in April 2025. It has been worn only a handful of times and comes with its original accessories.

Condition: Excellent, minor hairline scratch on the left side of the case
Shipping: free expedited shipping
Case size: unknown
Water resistance: unknown

Posted at

Apr 18, 2026, 9:56 PM

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Omega Seamaster 300, Ref. 233.30.41.21.01.001, $3,700

Omega - 233.30.41.21.01.001 · $3,700

This Omega Seamaster 300 Heritage is one of Omega's most iconic dive watches, featuring a Co-Axial Master Chronometer Cal. 8400 and anti-magnetic properties up to 15,000 gauss.

Condition: Excellent pre-owned condition
Movement: Omega Cal. 8400 (Automatic, Co-Axial Master Chronometer)
Case size: 41mm
Water resistance: None mentioned

Posted at

Apr 18, 2026, 3:48 PM

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