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

2023 Omega Seamaster Diver 300M 43.5mm Ref. 210.62.44.20.01.001

Omega - 210.62.44.20.01.001 · $6,200

This Omega Seamaster Diver 300M features a solid 18K Sedna™ gold case, ceramic 'Summer Blue' dial with gradient finish and laser-engraved wave pattern, and a 55-hour power reserve.

Condition: Excellent
Case Size: 43.5mm
Bezel Material: 18K Sedna gold
Water Resistance: 300m (1000ft)

Posted at

Apr 9, 2026, 4:37 PM

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Omega Seamaster Diver 300m Black 210.32.42.20.01.003 2025

Omega - 210.32.42.20.01.003 · $4,995

For sale is a Omega Seamaster Diver 300m with black dial on rubber strap, delivered in pristine condition.

Condition: mint condition
Dial color: black
Strap material: rubber

Posted at

Apr 9, 2026, 1:06 PM

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Very Rare Config Omega Seamaster Diver 300M 168.1503 / 368.1503 Two-Tone White Wave Dial – Full Size 41mm Automatic

Omega - 168.1503 / 368.1503 · $3,480

A very rare early 1990s Omega Seamaster Diver 300M in a full-size 41mm configuration with a white wave dial and automatic movement. It features classic Seamaster DNA such as skeleton hands and a helium escape valve.

Condition: Running well, with normal wear for its age
Case size: 41mm diameter
Movement: cal. 1109 automatic movement
Bracelet: original Omega bracelet

Posted at

Apr 8, 2026, 4:58 PM

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2024 Omega Seamaster Diver 300m Blue Dial on Bracelet 210.30.42.20.03.001 B+P

Omega - 210.30.42.20.03.001 · $4,600

The Omega Seamaster Diver 300M reference number 210.30.42.20.03.001 features a stunning blue wave-pattern dial paired with a blue ceramic bezel, equipped with Omega’s Co-Axial Master Chronometer Caliber 8800 movement and offering exceptional precision, anti-magnetic protection, and an astounding 300-meter water resistance.

Condition: Excellent
Case Diameter: 42mm
Crystal: Sapphire
Bezel Material: Blue Ceramic

Posted at

Apr 8, 2026, 1:55 PM

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Omega Seamaster Diver 300m Chronograph 44 210.30.44.51.03.001 Blue Dial

Omega - 210.30.44.51.03.001 · $5,800

The Omega Seamaster Diver 300M Chronograph features a striking blue ceramic dial, matching bezel, and iconic modern design. It is powered by Omega's in-house Co-Axial Master Chronometer movement and has serious technical performance.

Condition: Very good condition
Case size: 44mm diameter
Movement: Omega Co-Axial Master Chronometer Automatic Chronograph
Dial color: Blue ceramic wave dial

Posted at

Apr 8, 2026, 1:53 PM

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Omega Seamaster Diver 300m Black Dial Steel No Wave Reference 212.30.41.20.01.003 Box and Card dated 2019

Omega - 212.30.41.20.01.003 · $3,527

This Omega Seamaster Diver features a black no wave dial and is in excellent condition with minimal signs of wear on the case, bracelet, and clasp.

Condition: Excellent
Case condition: Minimal signs of wear
Crystal condition: Clean, free of scratches, chips, and fleabites
Movement status: Running great, keeping time to spec

Posted at

Apr 8, 2026, 10:46 AM

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Omega Seamaster Diver 300M SMP 300M - in warranty

Omega - SMP 300M · $4,250

This Omega Seamaster Diver 300M is a well-maintained timepiece that runs perfectly and keeps excellent time. It comes with the original box, booklet, warranty card, and extra links.

Condition: Great condition with minor scratches/scuffs
Depth rating: 300m
Warranty expiration date: August 2027
Accessories included: original box, booklet, warranty card, extra links

Posted at

Apr 7, 2026, 8:10 PM

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