Omega Seamaster Diver 300m Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Black / Bracelet

Reference 210.30.42.20.01.001

Omega Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Black / Bracelet

About this watch

The Omega Seamaster Diver 300M Master Co-Axial 42 is a masterpiece of watchmaking, blending luxury and functionality in a stunning package. Crafted from premium materials, this timepiece boasts exceptional build quality, Master Chronometer certification for accuracy, and an impressive water resistance of 300 meters. Its versatile design seamlessly transitions from casual to formal wear, while the comfortable fit with an adjustable bracelet ensures all-day wearability. This watch is not just a statement piece; it's a testament to Omega's commitment to excellence.

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MSRP: $5,900

Market Price: $4,102

Key Features

42mm round case made from stainless steel
Black ceramic bezel with 0-60 scale
Sapphire crystal glass for added protection
Master Chronometer certification for accuracy and performance
Water resistance of 300 meters (1,000 feet)
Self-winding movement powered by Omega caliber 8800
Co-Axial escapement with reduced friction and increased accuracy

Specifications

Brand

Omega

Family

Seamaster Diver 300m

Model

Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Black / Bracelet

Reference

210.30.42.20.01.001

Movement

8800

Movement Features

Hours, Minutes, Seconds
Date
Chronometer, Co-Axial Escapement

Case

42mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

300

Current Listings

Omega Seamaster Diver 300 M Professional 300M Diver Ref - 210.30.42.20.01.001

Omega - 210.30.42.20.01.001 · $4,650

The Omega Seamaster Professional features a ceramic bezel, etched wave dial, and classic styling that has stood the test of time.

Outer box included: true
Inner box included: true
Card holder included: true

Posted at

Dec 8, 2025, 6:33 PM

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Omega Seamaster Professional Diver 300m 210.30.42.20.01.001 $4,050

Omega - 210.30.42.20.01.001 · $4,050

A Omega Seamaster Professional Diver 300 with a sunburst black wave dial and ceramic bezel, powered by the reliable Omega Calibre 8800.

Condition: Preowned - Very Good
Box and papers: Yes, dated September 2021
Warranty: International Warranty till September 2026
Shipping method: Fedex International Priority

Posted at

Nov 30, 2025, 9:24 AM

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Omega Seamaster 300 - Black Wave Dial - 210.30.42.20.01.001 ( new / 2025 )

Omega - 210.30.42.20.01.001 · $4,750

This Omega Seamaster 300 is a brand new timepiece with a black wave dial, featuring a 42mm stainless steel case and the Master Co-Axial Movement. It comes complete with all original boxes, papers, booklets, hang tag, and an Omega warranty card dated January 2025.

Condition: Brand new
Case Size: 42mm
Movement: 8800 Master Co-Axial

Posted at

Jan 31, 2025, 3:09 PM

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2023 Omega Seamaster Diver 300M "Seaweed" 42mm Green Dial 210.32.42.20.10.001 Full Set

Omega - 210.32.42.20.01.001 · $4,600

2023 Omega Seamaster Diver 300M 'Seaweed' model featuring a 42mm stainless steel case with green ceramic dial and rotating dive bezel.

Condition: Very nice preowned condition with some light scratches on the case and buckle
Case material: Stainless Steel
Case dimensions: 42mm diameter
Bezel material: Stainless Steel

Posted at

Dec 9, 2025, 8:07 PM

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Omega Seamaster Diver 300m Black Dial with box and papers

Omega - 210.32.42.20.01.001 · $4,400

This Omega Seamaster Diver 300m features a stainless steel case, black ceramic dial, and a black rubber strap. It is powered by an in-house movement that runs flawlessly.

Condition: Excellent
Case Size: 42mm diameter
Water Resistance: 300m depth rating
Box And Papers: yes

Posted at

Dec 9, 2025, 7:34 PM

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