Omega Seamaster Diver 300m Seamaster Diver 300M Master Co-Axial 44 Chronograph Stainless Steel / Sedna Gold / Black / Bracelet

Reference 210.20.44.51.01.001

Omega Seamaster Diver 300M Master Co-Axial 44 Chronograph Stainless Steel / Sedna Gold / Black / Bracelet

About this watch

The Omega Seamaster Diver 300M Master Co-Axial 44 Chronograph is a testament to Omega's mastery of watchmaking, blending precision with exquisite design. Its striking combination of Stainless Steel and Sedna Gold exudes luxury, while the black ceramic bezel paired with a glossy black dial offers an elegant yet sporty feel. The 44mm diameter case feels substantial on the wrist, but not overwhelming, with a polished finish that reflects light beautifully. The Omega caliber 9900 movement, certified by METAS, boasts impressive technical specifications, including a power reserve of 60 hours and a frequency of 28,800 beats per hour. This automatic movement is engineered for performance, making it an exceptional timepiece for both diving enthusiasts and watch collectors. With its remarkable water resistance of 300 meters, the Seamaster Diver 300M is perfect for underwater adventures, while its date display and stick and dot indexes ensure excellent readability even in low-light conditions. Whether you're a seasoned diver or simply appreciate luxury watches, this timepiece embodies the spirit of adventure and sophistication.

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MSRP: $16,100

Market Price: $9,174

Key Features

Omega caliber 9900 movement
METAS certification
300m water resistance
44mm diameter case
Sedna Gold and Stainless Steel materials
Black ceramic bezel and glossy black dial
Date display at 6 o'clock

Specifications

Brand

Omega

Family

Seamaster Diver 300m

Model

Seamaster Diver 300M Master Co-Axial 44 Chronograph Stainless Steel / Sedna Gold / Black / Bracelet

Reference

210.20.44.51.01.001

Movement

9900

Movement Features

Hours, Minutes, Small Seconds
Date
Chronograph, Column wheel
Chronometer, Co-Axial Escapement

Case

44mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

300

Current Listings

Omega Seamaster Diver 300M 210.32.42.20.01.003 with Box, Papers, and aftermarket bracelets

Omega - 210.32.42.20.01.003 · $4,999

A Omega Seamaster Diver 300M is being sold with its original box, papers, and aftermarket bracelets. The watch has some minor scuffs on the lugs but overall is in great condition.

Condition: 9/10 with slight wear on lugs
Box: yes
Papers: yes
Bracelets: 2 aftermarket mesh bracelets

Posted at

Jan 26, 2026, 8:32 PM

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Omega Seamaster Diver 300M Nekton Edition 210.32.42.20.01.002 Full Kit

Omega - 210.32.42.20.01.002 · $4,299

A special edition Omega Seamaster Diver 300M Nekton Edition, featuring a titanium bezel and submarine caseback engraving. The watch is equipped with an automatic Caliber 8806 Master Chronometer movement.

Condition: Excellent condition overall
Case size: 42mm
Material: Stainless steel
Dial description: Black laser-ablated ceramic dial

Posted at

Jan 25, 2026, 11:12 PM

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2020 Omega Seamaster Diver 300M 42MM White Dial Steel Bracelet (210.30.42.20.04.001) - $3,995

Omega - 210.30.42.20.04.001 · $3,995

This Omega Seamaster Diver 300M is a 2020 model with a 42MM white dial and steel bracelet.

Condition: Good Condition
Retail Price: $6,700
Service Date: September 2025

Posted at

Jan 25, 2026, 11:43 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! 🔥$8,250🔥

OMEGA - 522.21.42.20.04.001 · $8,250

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

Condition: [UNWORN]
Case Size: 42mm diameter
Movement: Calibre 8800 Master Chronometer
Water Resistance: 300m depth rating

Posted at

Jan 23, 2026, 9:07 PM

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Omega Seamaster Diver 300M James Bond 60th Anniversary 42mm Blue Dial 210.30.42.20.03.002

Omega - 210.30.42.20.03.002 · $6,550

This Omega Seamaster Diver 300M James Bond 60th Anniversary edition features a 42mm blue dial case with a Master Chronometer card and warranty card included.

Condition: In very good condition, rated at 9.7/10
Box Set: true
Papers: true
Warranty Card: 2023

Posted at

Jan 23, 2026, 10:06 AM

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Omega Seamaster Diver 300M 42mm Grey Dial 210.30.42.20.06.001 | Full Set

Omega - 210.30.42.20.06.001 · $4,100

This Omega Seamaster Diver 300M is a 42mm grey dial watch with excellent timekeeping and flawless bezel and crystal.

Condition: Outstanding condition, minor wear marks on bracelet
Movement: Omega 8800
Bracelet size range: up to approximately 8.25 inches
Movement accuracy: -1 second per day

Posted at

Jan 21, 2026, 11:13 PM

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OMEGA SEAMASTER DIVER 300M GREEN 'SEAWEED' - 210.32.42.20.10.001 - VERY GOOD - BOX/PAPERS - XTRA NEW AM FORSTNER BRACELET

OMEGA - 210.32.42.20.10.001 · $4,621

A modern dive icon featuring a rich green ceramic dial and bezel, laser-engraved wave pattern, and OMEGA's legendary Co-Axial performance.

Condition: Very Good
Case size: 42mm diameter
Dial color: green
Bezel material: green ceramic

Posted at

Jan 18, 2026, 2:15 PM

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OMEGA Seamaster Diver 300m - 42mm - Black Dial - Ref 210.32.42.20.01.001 - Full Set

OMEGA - 210.32.42.20.01.001 · $4,400

This OMEGA Seamaster Diver 300m is a 42mm black dial watch featuring a domed scratch-resistant sapphire crystal and a self-winding movement with a power reserve of 55 hours. The watch has been worn daily for an engineering desk job.

Condition: Minor scratches from day-to-day movements, otherwise like new
Case Diameter: 42 mm
Thickness: 13.56 mm
Water Resistance: 300m / 1000 feet

Posted at

Jan 18, 2026, 12:44 PM

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