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

[WTS][US] Omega Seamaster Diver 300m - Blue Dial - 41mm - 212.30.41.20.03.001 - Full Set

[US] Omega Seamaster Diver 300m - Blue Dial - 41mm - 212.30.41.20.03.001 - Full Set

Up for sale is an Omega Seamaster Diver 300m - Blue Dial - 41mm - Full Set Watch functions perfectly mechanically, without issue.

  • Condition: Fantastic with minor hairlines
  • Case size: 41mm diameter
  • Water resistance: 300m depth rating
Posted at
May 6, 2026, 3:48 PM
Active
[WTS] OMEGA Seamaster Diver 300M Chronograph Grey Dial 210.30.44.51.06.001

OMEGA Seamaster Diver 300M Chronograph Grey Dial 210.30.44.51.06.001

The Omega Seamaster Diver 300M Chronograph features a 44mm stainless steel case and combines the classic 300M dive-watch design with a Master Chronometer chronograph movement.

  • Condition: Excellent pre-owned condition
  • Case size: 44mm
  • Movement rating: Master Chronometer
Posted at
May 5, 2026, 8:37 PM
Active
[WTS] Omega Seamaster Diver 300M 42mm 210.32.42.20.01.001 | No Box/Papers | Verified Authentic | $3,900

Omega Seamaster Diver 300M 42mm 210.32.42.20.01.001 | No Box/Papers | Verified Authentic | $3,900

This Omega Seamaster Diver 300M features a 42mm stainless steel case, black wave dial, and black ceramic bezel.

  • Condition: Excellent overall
  • Case size: 42mm diameter
  • Dial color: Black
  • Bezel material: Ceramic
Posted at
May 5, 2026, 3:19 PM
Active
[WTS] Omega Seamaster Diver 300m Black Dial Steel No Wave Reference 212.30.41.20.01.003 Box and Card dated 2018

Omega Seamaster Diver 300m Black Dial Steel No Wave Reference 212.30.41.20.01.003 Box and Card dated 2018

This Omega Seamaster Diver features a black no wave dial and is in excellent condition with minimal signs of wear.

  • Condition: Excellent, minimal signs of wear
  • Case size: 41mm
  • Depth rating: 300m
Posted at
May 5, 2026, 2:18 PM
Active
[WTS] Omega Seamaster Diver 300M "No Time To Die" (NTTD) 007 Edition - 210.92.42.20.01.001 - Excellent Condition

Omega Seamaster Diver 300M "No Time To Die" (NTTD) 007 Edition - 210.92.42.20.01.001 - Excellent Condition

Omega - 210.92.42.20.01.001 · $42,000
This listing is for an Omega Seamaster Diver 300M 'No Time To Die' (NTTD) 007 Edition, a limited edition watch.

  • Condition: Excellent Condition
  • Album: https://imgur.com/a/Ngf92ot
Posted at
May 5, 2026, 1:35 PM
Active
[WTS] OMEGA Seamaster Diver 300M Nekton Edition - Full Set - 210.30.42.20.01.002

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

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
Active
[WTS] Omega Seamaster Diver 300M White Dial 2023

Omega Seamaster Diver 300M White Dial 2023

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

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

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
Active