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
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.
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 10/21 Black dial Rubber Ref# 210.32.42.20.01.001 $3799.00](https://preview.redd.it/wfm7fjrstrwe1.jpg?width=640&crop=smart&auto=webp&s=9224b8188d0c1ce0122c13dd42bfacede6cbfb61)
![[WTS] Omega Seamaster Diver 300M – White Dial – Ref. 210.30.42.20.04.001 – Full Set –](https://preview.redd.it/rbvmsqnjamwe1.jpg?width=640&crop=smart&auto=webp&s=d5c1347e39cca1ac9a2c942aa1bbf6b0a6fe0b48)
![[WTS] 2021 OMEGA Seamaster Diver 300M America’s Cup Edition – Ref. 210.30.44.51.03.002](https://preview.redd.it/t6ynmv6n6mwe1.jpg?width=640&crop=smart&auto=webp&s=907b862c2663c6727ce8cf8119acdc60d6ebbe05)
![[WTS] 2021 OMEGA Seamaster Diver 300M America’s Cup Edition – Ref. 210.30.44.51.03.002](https://external-preview.redd.it/MDhkZWs0eDBnZndlMas85CTVMWBidlXkygFC1NnXOQLsYYFbwURPNcGvJoWe.png?format=pjpg&auto=webp&s=2335ed87a87d152405bab5123780585303623389)
2021 OMEGA Seamaster Diver 300M America’s Cup Edition – Ref. 210.30.44.51.03.002
2021 OMEGA Seamaster Diver 300M America’s Cup Edition, a special edition watch designed in collaboration with the America's Cup.
- Case size: 42mm diameter
- Water resistance: 300m depth rating

Omega Seamaster Diver 300M Black Ceramic (210.92.44.20.01.003)
This Omega Seamaster Diver 300M Black Ceramic watch features a 44mm size and is in excellent condition, complete with a triple boxed set and various documentation.
- Condition: Excellent
- Size: 44mm diameter
- Depth rating: 30 bar (300m)
- Movement: Master Chronometer

2025 NEW UNWORN Omega Seamaster Diver 300M White Ceramic 210.32.42.20.04.001
This 2025 Omega Seamaster Diver 300M features a white ceramic dial with wave patterns, a stainless steel case with brushed and high-polished finish surfaces, and a black ceramic unidirectional bezel with a white enamel diving scale. It offers enhanced functionality for divers, including precise tracking of dive time.
- Condition: Brand new, unworn
- Case material: stainless steel
- Case size: 42MM
- Bezel type: black ceramic, unidirectional

MINT Omega SEAMASTER DIVER 300M GREEN WAVE DIAL BRACELET 2025 WARRANTY FULL SET
A 2025 Omega Seamaster Diver 300m in 42mm stainless steel with a green ceramic bezel and wave dial. The watch features an Omega Co-Axial Master Chronometer 8800 automatic movement.
- Condition: Mint, Unpolished Condition
- Movement: Omega Co-Axial Master Chronometer 8800 Automatic
- Case size: 42mm diameter
- Bezel material: Green Ceramic
Omega Seamaster Diver 300M - 210.30.42.20.04.001 - White Wave - 2024 - MINT
A modern Omega Seamaster Diver 300M with a white wave dial, available for inspection or pickup in Southern California.
- Condition: Pre-Owned - Mint
- Case Size: 41mm diameter
- Bracelet Type: Stainless Steel
- Dial: White Wave

2023 Omega Seamaster Diver 300m 43.5mm 210.92.44.20.01.003 Black Ceramic Dial
2023 Omega Seamaster Diver 300m with a black ceramic dial, adjustable black rubber strap, and other included accessories.
- Condition: Excellent overall condition
- Case size: 43.5mm diameter
- Water resistance: 300m depth rating
- Box and papers: Yes