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 Professional 300M 42mm 210.30.42.20.01.001 I 2020 Box & Papers

Omega - 210.30.42.20.01.001

This is a listing for an Omega Seamaster Professional 300M 42mm. The watch comes with its original box and papers from 2020.

Posted at

May 3, 2026, 10:22 AM

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Omega Seamaster 300m Black dial 210.30.42.20.01.001 Full Kit+ Receipt $4350+ 🚢

Omega - 210.30.42.20.01.001 · $4,350

An iconic Omega Seamaster 300m with a stunning black dial is available now, featuring a 42mm diameter case and 55 hour power reserve.

Condition: Excellent with minor scratches on case and clasp
Movement: 8800
Water Resistance: 300m
Case Size: 42mm

Posted at

Apr 30, 2026, 9:24 PM

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Omega Seamaster 300M 42mm Black 210.30.42.20.01.001 ( new / 2025 / box and papers )

Omega - 210.30.42.20.01.001 · $5,200

Up for sale is a brand new Omega Seamaster 300 with a 42mm stainless steel case and Master Co-Axial Movement.

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

Posted at

Apr 23, 2026, 1:44 PM

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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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OMEGA Seamaster Diver 300M Nekton Edition - Full Set - 210.30.42.20.01.002

OMEGA - 210.30.42.20.01.002 · $4,750

This stylish timepiece features a sleek silver case with a unidirectional rotating bezel, a black dial with ocean wave pattern and baton indexes, and a water resistance of 300 meters.

Condition: great, minimal signs of wear
Case size: 42mm diameter
Movement type: Swiss-made mechanical (automatic)
Water resistance: 300m depth rating

Posted at

May 4, 2026, 6:41 PM

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Omega Seamaster Diver 300M White Dial 2023

Omega - 210.30.42.20.04.001 · $4,500

This is a 2023 Omega Seamaster Diver 300M with a white dial on a bracelet, featuring a 7.5" wrist size and an Omega micro-adjust clasp for comfort.

Condition: Excellent condition
Bracelet size: ~7.5" wrist (missing 2 links)
Clasp type: Omega micro-adjust

Posted at

May 4, 2026, 5:10 PM

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Omega Seamaster Diver 300M “No Time To Die” 007 Titanium AD Full Set

Omega - Seamaster Diver 300M "No Time To Die" 007 Edition · $6,200

This Omega Seamaster Diver 300M is a 2025 edition from the 'No Time To Die' film, featuring a titanium mesh bracelet and 42mm case.

Condition: like new
Bracelet material: titanium
Bracelet style: mesh
Case size: 42mm

Posted at

May 4, 2026, 3:12 PM

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Omega Seamaster Diver 300M 210.22.42.20.03.001 Two-Tone Blue Dial 42mm Automatic Full Set

Omega - 210.22.42.20.03.001 · $6,299

This Omega Seamaster Diver 300M is a two-tone stainless steel and yellow gold watch with a blue dial on a matching rubber strap, featuring an automatic movement.

Condition: Very good
Case size: 42mm
Movement type: Automatic
Set includes: Original inner box, outer box, papers dated 2022, strap, and other contents

Posted at

May 4, 2026, 10:17 AM

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[WTS] Omega Seamaster Diver 300M James Bond 50th Anniversary Limited Edition | Ref. 212.30.41.20.01.005 | Watch + Box + 1 Year Seller Warranty on Movement | $4495 |

Omega Seamaster Diver 300M James Bond 50th Anniversary Limited Edition | Ref. 212.30.41.20.01.005 | Watch + Box + 1 Year Seller Warranty on Movement | $4495 |

Omega - 212.30.41.20.01.005 · $4,495

The Omega Seamaster Diver 300M James Bond 50th Anniversary is a highly collectible limited edition watch, released to celebrate 50 years of James Bond. It features a black dial with a subtle 007 motif and commemorative design details. Powered by the Omega Calibre 2507, this 41mm reference offers classic wearability with added collector appeal.

Condition: Very good condition
Movement: Omega Calibre 2507
Case size: 41mm
Water resistance: 300m

Posted at

May 3, 2026, 6:21 PM

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