Omega Seamaster Diver 300m Seamaster Diver 300M Master Co-Axial 43.5 Sedna Black

Reference 210.62.44.20.01.001

About this watch

The Omega Seamaster Diver 300M Master Co-Axial 43.5 Sedna Black (210.62.44.20.01.001) is a stunning luxury watch that combines style, functionality, and cutting-edge technology. Its black ceramic case features scratch-resistant durability and luxurious Sedna Gold accents. The rotating 0-60 bezel ensures accurate underwater time tracking, while the black dial with stick and dot indexes provides excellent visibility. The Omega caliber 8806 movement boasts a chronometer-certified Co-Axial escapement, reducing friction for enhanced accuracy and longevity. With 300 meters of water resistance, this watch is built to withstand any adventure. Its ceramic and Sedna Gold combination feels luxurious against the skin, making it suitable for all-day wear. Whether you're diving deep or attending a formal event, this timepiece effortlessly transitions between styles.

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MSRP: $13,000

Market Price: $8,768

Key Features

Black ceramic case with scratch-resistant durability
Luxurious Sedna Gold accents
Rotating 0-60 bezel for accurate underwater time tracking
Chronometer-certified Omega caliber 8806 movement
300 meters of water resistance for diving adventures
Ceramic and Sedna Gold combination feels luxurious against the skin
Suitable for all-day wear

Specifications

Brand

Omega

Family

Seamaster Diver 300m

Model

Seamaster Diver 300M Master Co-Axial 43.5 Sedna Black

Reference

210.62.44.20.01.001

Movement

8806

Movement Features

Hours, Minutes, Seconds
Chronometer, Co-Axial Escapement

Case

43.5mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

300

Current Listings

Omega Seamaster Diver 300M 007 NTTD

Omega - 210.90.42.20.01.001 · $8,750

Selling my Omega Seamaster NTTD edition ref. 210.90.42.20.01.001, a full kit with the Omega/007 branded canvas and leather watch roll, hang tag, all cards and boxes.

Condition: Excellent with minor scratches
Water Resistance: 300m
Case Dimensions: 42mm diameter

Posted at

Feb 5, 2026, 9:53 AM

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Omega Seamaster Diver 300m Bronze Gold on Titanium 2024 Complete Set

Omega - 210.90.42.20.10.001 · $9,800

A modern execution of Omega’s iconic professional dive watch, the Seamaster Diver 300M reflects the brand’s focus on technical performance and refined design. Housed in a 42mm grade 2 titanium case with 9K Bronze Gold, this reference features a distinctive green dial with matching bezel, delivering a contemporary yet unmistakable Seamaster aesthetic built for both daily wear and serious dive capability.

Condition: Excellent Condition with little to no signs of wear at all
Case material: grade 2 titanium
Case size: 42mm diameter
Water resistance: 300m depth rating

Posted at

Feb 4, 2026, 2:53 PM

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Omega Seamaster Diver 300m 2025 Unworn- Complete Set

Omega - 210.30.42.20.01.018 · $6,500

The Omega Seamaster Diver 300M is a modern execution of the iconic professional dive watch, featuring a refreshed design with a 42mm stainless steel case and black dial.

Condition: Unworn
Movement: Omega Co-Axial Master Chronometer automatic movement
Water resistance: 300 meters
Case size: 42mm

Posted at

Feb 4, 2026, 2:42 PM

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🌊 Omega Seamaster Diver 300M Blue🌊

Additional Details:

Posted at

Feb 3, 2026, 9:46 PM

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Omega Seamaster Diver 300M 42mm 210.32.42.20.03.001 Full Set Mint

Omega - 210.32.42.20.03.001 · $4,500

A modern, high-performance dive watch with iconic Seamaster styling featuring a blue wave dial and ceramic bezel.

Condition: Mint
Case size: 42mm
Dial color: blue
Bezel material: ceramic

Posted at

Feb 3, 2026, 12:58 PM

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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! 🔥$8,100🔥

OMEGA - 522.21.42.20.04.001 · $8,100

The OMEGA Seamaster Diver 300M 'Paris 2024' is a luxurious tribute to sporting excellence, featuring a 42mm case with stainless steel and 18K Moonshine Gold. It has a white ceramic dial with polished waves and a custom 'Paris 2024' typography on the date disc.

Condition: UNWORN
Case material: stainless steel and 18K Moonshine Gold
Diameter: 42mm
Water resistance: 300m

Posted at

Feb 1, 2026, 1:44 PM

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2024 Omega Seamaster Diver 300M 42MM Blue Dial Rubber Strap 210.32.42.20.03.001 - $4,300

Omega - 210.32.42.20.03.001 · $4,300

This 2024 Omega Seamaster Diver 300M features a blue dial and is equipped with a rubber strap.

Condition: Excellent
Case Size: 42mm diameter
Shipping Methods: FedEx Overnight

Posted at

Jan 31, 2026, 8:33 PM

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Omega Seamaster Diver 300M 007 Edition (210.90.42.20.01.001)

Omega - 210.90.42.20.01.001 · $35,000

Posted at

Jan 31, 2026, 12:22 AM

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Omega Seamaster Diver 300M 210.32.42.20.03.001 - Box Papers 2023

Omega - 210.32.42.20.03.001 · $4,050

This Omega Seamaster Diver 300M is a well-maintained timepiece with original box and papers, and has been worn only about 8 times. It features a clean crystal, like-new bezel, and very clean case.

Condition: Excellent
Case size: 41mm diameter
Lug-to-lug: <48mm
Warranty card date: 2023

Posted at

Jan 30, 2026, 5:21 PM

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