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

Reference 210.20.42.20.01.001

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

About this watch

The Omega Seamaster Diver 300M Master Co-Axial 42 is a statement piece that blends functionality with luxury. This stunning watch features a striking combination of stainless steel and Sedna gold against the black ceramic bezel, creating a robust yet sophisticated feel. The black dial is a canvas of elegance, featuring stick and dot indexes for enhanced readability. The rotating bezel adds to its aesthetic appeal while being functional for diving purposes. With a water resistance of 300 meters, this watch is designed for serious diving. The Omega caliber 8800 movement powers the watch, tested according to the Master Chronometer certification process approved by METAS, ensuring precision and resistance to magnetic fields. This self-winding movement has a power reserve of 55 hours, making it practical for daily wear. The Seamaster Diver 300M is a perfect blend of style and substance, suitable for both casual outings and formal events. It's like wearing a piece of art on your wrist—a trusted companion that can withstand the elements while keeping you stylish.

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MSRP: $12,700

Market Price: $7,558

Key Features

Omega caliber 8800 movement
Master Chronometer certification
300m water resistance
Sedna gold and stainless steel case
Black ceramic bezel
Rotating bezel for diving purposes
Sapphire crystal
42mm diameter
Adjustable stainless steel bracelet

Specifications

Brand

Omega

Family

Seamaster Diver 300m

Model

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

Reference

210.20.42.20.01.001

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 300M 210.32.42.20.04.001 Box And Papers+ Original Receipt $4300+ 🏷️

OMEGA - 210.32.42.20.04.001 · $4,300

The Omega Seamaster Diver 300M is a 42mm watch featuring a white dial with waves, 300 meter water resistance, and an 8800 movement.

Condition: Excellent, small scratches on bezel groove
Case size: 42mm
Water resistance: 300m
Movement: 8800

Posted at

Apr 19, 2026, 9:31 PM

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Omega SMP 300 Seamaster Diver 300M America's Cup on Rubber Strap 210.32.42.20.04.002

Omega - 210.32.42.20.04.002 · $4,900

A Omega Seamaster Diver 300M America's Cup on a rubber strap with a red tipped hand and full deployment buckle.

Condition: Excellent condition
Strap material: rubber

Posted at

Apr 19, 2026, 7:33 PM

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2025 OMEGA Seamaster Diver 300m 210.32.42.20.01.001 42mm Stainless Steel COMPLETE SET w/ Extra Strap

OMEGA - 210.32.42.20.01.001 · $4,950

The OMEGA Seamaster Diver 300m is a popular dive watch with a 42mm stainless steel case and black wave dial. It features a black ceramic bezel and comes with two strap options. The watch is powered by OMEGA's in-house coaxial movement, offering 55 hours of power reserve.

Condition: Excellent 'Like New' Condition
Case size: 42mm
Case material: Stainless Steel
Bezel material: Black Ceramic

Posted at

Apr 19, 2026, 4:48 PM

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Omega Seamaster Diver 300M James Bond 60th Anniversary 210.30.42.20.03.002 $6,999

Omega - 210.30.42.20.03.002 · $6,999

This Omega Seamaster Diver 300M is a special edition celebrating the James Bond 60th Anniversary, featuring a reliable Omega Calibre 8806 and COSC and METAS certifications.

Condition: Preowned - Excellent
Case size: 42mm
Movement: Omega Calibre 8806
Water resistance: 300m

Posted at

Apr 19, 2026, 10:06 AM

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2026 Omega Seamaster Diver 300M Green 30.42.20.10.001

Omega - 30.42.20.10.001 · $5,200

2026 Omega Seamaster Diver 300M Green, in excellent condition and keeping perfect time. Comes with a bracelet and an Omega rubber strap.

Condition: Excellent
Warranty Date: 2/14/26
Strap Change Marks: minor marks under the lugs
Bracelet Wear: little wear

Posted at

Apr 19, 2026, 9:10 AM

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Omega Seamaster Diver 300M Blue Wave Dial | Ref. 210.30.42.20.03.001 | 42mm | Stainless Steel | Full Set | 2025

Omega - 210.30.42.20.03.001

A Omega Seamaster Diver 300M with a blue wave dial and 42mm stainless steel case.

Case size: 42mm diameter
Materials: Stainless Steel

Posted at

Apr 18, 2026, 11:57 AM

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Omega Seamaster Diver 300M "Sedna Gold & Blue" | 18K Rose Gold Ref. 210.22.42.20.03.002 | 42mm | Stainless Steel & Gold | Full Set | 2023

Omega - 210.22.42.20.03.002

Material: 18K Rose Gold, Stainless Steel & Gold
Size: 42mm diameter
Year: 2023

Posted at

Apr 18, 2026, 11:45 AM

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OMEGA Seamaster Diver 300M "Paris 2024" Ref. 522.21.42.20.04.001 + Five Stripes "Paris 2024" NATO Strap - ULTIMATE SET! 🔥$7,900🔥

OMEGA - 522.21.42.20.04.001 · $7,900

The OMEGA Seamaster Diver 300M 'Paris 2024' Ref. 522.21.42.20.04.001 is a luxurious tribute to sporting excellence, combining stainless steel with 18K Moonshine Gold and featuring a laser-structured diving scale and custom typography on the date disc.

Condition: [UNWORN]
Material: stainless steel and 18K Moonshine Gold
Case size: 42mm diameter
Movement: Calibre 8800 Master Chronometer

Posted at

Apr 17, 2026, 10:01 PM

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Omega Seamaster Diver 300M, 210.32.42.20.01.003

Omega - 210.32.42.20.01.003 · $5,000

For sale is a no date Omega Seamaster Diver 300M with black small wave dial and domed sapphire crystal, featuring an aluminum insert and charm that needs to be experienced in person.

Condition: LIKE NEW
Case size: 42mm diameter
Crystal type: domed sapphire crystal

Posted at

Apr 17, 2026, 4:12 PM

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