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

[WTS] (Omega Seamaster Diver 300M Chronograph Blue Dial – Full Set)

(Omega Seamaster Diver 300M Chronograph Blue Dial – Full Set)

Omega - Diver 300M Chronograph Blue Dial · $6,000
A Omega Seamaster Diver 300M Chronograph with a blue dial, sold as part of a full set. The watch features a chronograph function and is suitable for diving.

  • Shipping Methods: FedEx or UPS Overnight
  • Insurance: fully insured
  • Payment Options: Zelle, wire, or PayPal (F&F)
Posted at
Dec 15, 2025, 4:22 PM
Active
View listing on r/WatchExchange
[WTS] OMEGA Seamaster Diver 300M "Paris 2024" Ref. 522.21.42.20.04.001 + Five Stripes "Paris 2024" NATO Strap - ULTIMATE SET!

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

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 42mm case combining stainless steel with 18K Moonshine Gold. The watch has a white ceramic dial and is powered by the Calibre 8800 Master Chronometer.

  • Condition: UNWORN
  • Case size: 42mm
  • Water resistance: 300m
  • Movement type: Calibre 8800 Master Chronometer
Posted at
Dec 14, 2025, 11:59 PM
Active
View listing on r/WatchExchange
[WTS] OMEGA Seamaster Diver 300M NTTD 007 Edition Ref. 210.90.42.20.01.001 + NATO 007 Strap - ULTIMATE SET!

OMEGA Seamaster Diver 300M NTTD 007 Edition Ref. 210.90.42.20.01.001 + NATO 007 Strap - ULTIMATE SET!

OMEGA - 210.90.42.20.01.001 · $10,000
The OMEGA Seamaster Diver 300M 007 Edition is a unique timepiece crafted from Grade 2 Titanium, featuring a tropical brown aluminum bezel ring and dial. It's designed with military needs in mind and powered by OMEGA's Co-Axial Master Chronometer Calibre 8806.

  • Condition: UNWORN
  • Material: Grade 2 Titanium
  • Bracelet type: Titanium mesh bracelet
  • Movement: Co-Axial Master Chronometer Calibre 8806
Posted at
Dec 14, 2025, 11:53 PM
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[WTS] Omega Seamaster Diver 300M - 210.32.42.20.06.001 - Grey Wave / Rubber Strap - Full Set

Omega Seamaster Diver 300M - 210.32.42.20.06.001 - Grey Wave / Rubber Strap - Full Set

Omega - 210.32.42.20.06.001 · $4,200
A 2023 Omega Seamaster Diver 300M with a grey wave dial and blue ceramic bezel, paired with a comfortable blue rubber strap.

  • Condition: like new
  • Material: stainless steel
  • Water resistance: 300m
Posted at
Dec 14, 2025, 5:31 PM
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[WTS] 2021 Omega Seamaster Diver 300M Nekton Edition 210.32.42.20.01.002 Complete Set

2021 Omega Seamaster Diver 300M Nekton Edition 210.32.42.20.01.002 Complete Set

Omega - 210.32.42.20.01.002 · $4,050
A 2021 Omega Seamaster Diver 300M Nekton Edition in 42mm, featuring a dark grey dial with polished waves and a Grade 5 titanium bezel.

  • Condition: great to excellent, with some minor marks on the case and strap
  • Movement: Cal. 8806
  • Lume: nuclear
  • Water resistance: 300m
Posted at
Dec 14, 2025, 1:34 PM
Active
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[WTS] Omega Seamaster Diver 300M “Commander’s Watch” – 41mm – Full Set

Omega Seamaster Diver 300M “Commander’s Watch” – 41mm – Full Set

Omega - Diver 300M ‘Commander’s Watch’
  • Size: 41mm
Posted at
Dec 13, 2025, 2:02 PM
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[WTS] Omega Seamaster Diver 300M Two Tone 42mm Black Dial 210.20.42.20.01.002 Complete

Omega Seamaster Diver 300M Two Tone 42mm Black Dial 210.20.42.20.01.002 Complete

Omega - 210.20.42.20.01.002 · $7,250
Omega Seamaster Diver 300M Two Tone 42mm Black Dial in very good condition with minimal handling marks.

  • Condition: In very good condition, rated at 9.8/10
  • Box And Papers: true
  • Links Included: 3
Posted at
Dec 12, 2025, 11:02 AM
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[WTS] 2021 Omega Seamaster Diver 300M Nekton Edition 210.32.42.20.01.002 Complete Set

2021 Omega Seamaster Diver 300M Nekton Edition 210.32.42.20.01.002 Complete Set

Omega - 210.32.42.20.01.002 · $4,250
The Omega Seamaster Diver 300M Nekton Edition is a 42mm watch with a dark grey dial, polished waves as contrast, and a Grade 5 titanium bezel. It has a solid case back and a full red seconds hand.

  • Condition: Great to excellent condition, with some marks and signs of use on the case and strap
  • Movement: Omega Cal. 8806, METAS certified
  • Water Resistance: 300m
  • Lume: nuclear
Posted at
Dec 11, 2025, 2:40 PM
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[WTS] 2023 Omega Seamaster Diver 300M "Seaweed" 42mm Green Dial 210.32.42.20.10.001 Full Set

2023 Omega Seamaster Diver 300M "Seaweed" 42mm Green Dial 210.32.42.20.10.001 Full Set

Omega - 210.32.42.20.01.001 · $4,600
2023 Omega Seamaster Diver 300M 'Seaweed' model featuring a 42mm stainless steel case with green ceramic dial and rotating dive bezel.

  • Condition: Very nice preowned condition with some light scratches on the case and buckle
  • Case material: Stainless Steel
  • Case dimensions: 42mm diameter
  • Bezel material: Stainless Steel
Posted at
Dec 9, 2025, 8:07 PM
Active
View listing on r/WatchExchange