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

Omega Seamaster Diver 300M 210.30.44.51.01.001
This Omega Seamaster Diver 300M is a high-end diver's watch with a stainless steel case and a date display. It features a black dial with silver hour markers and hands.
- Condition: Excellent condition
- Boxes included: true
- Book included: true
- Warranty card included: true

2023 Omega Seamaster Diver 300M 007 42mm Titanium Brown Dial
A 2023 Omega Seamaster Diver 300M James Bond 007 Edition with a 42mm titanium case and brown dial, featuring a Master Chronometer and various documentation.
- Condition: Excellent overall condition
- Warranty: 5 year manufacturer warranty
- Case size: 42mm diameter
- Band length: 8.5inch wrist (Adjustable Strap)

Omega Seamaster Diver 300M Seaweed Green Ceramic Box Papers 210.30.42.20.10.001
The Omega Seamaster Diver 300M features a Seaweed Green Ceramic wave dial and green ceramic bezel on a 42mm stainless steel bracelet. It's powered by the in-house Co-Axial Caliber 8800 movement, which offers a 55-hour power reserve and 300 meters of water resistance.
- Condition: 96% Near Mint Condition
- Movement: In-House Co-Axial Caliber 8800
- Water Resistance: 300m/1000ft
- Power Reserve: 55 hours

Omega Seamaster Diver 300M 210.30.44.51.01.001
This Omega Seamaster Diver 300M is a high-end diver's watch with excellent condition, accompanied by its original boxes, book, and warranty card.
- Condition: Excellent condition
- Boxes: original
- Book: yes
- Warranty Card: yes

MINT Omega SEAMASTER DIVER 300M STAINLESS STEEL BLACK BEZEL 2025 MODEL FULL SET
A 2025 model Omega Seamaster Diver 300m with a stainless steel case and black aluminum bezel, featuring an Omega Co-Axial Master Chronometer 8806 movement.
- Condition: Mint, unpolished condition
- Case size: 42mm
- Movement: Omega Co-Axial Master Chronometer 8806
- Water resistance: 300m
Omega Seamaster Diver 300m Chrome Grey 210.30.42.20.06.001 + Straps Warranty
This Omega Seamaster Diver 300m features a stunning PVC Chrome Grey dial, comes in great shape with only light signs of wear, and is delivered as a fully complete 2019 dated set.
- Condition: near mint condition
- Diameter: 42mm
- Depth rating: 300m
- Warranty: 1 year

Omega 36th America's Cup Seamaster Diver 300m Chronograph 210.30.44.51.03.002
The Omega Seamaster Diver 300M Chronograph is a 44 mm stainless steel watch with blue ceramic bezel, white enamel diving scale, and laser-engraved waves on the blue ceramic dial.
- Condition: UNPOLISHED with minimal wear
- Case material: stainless steel
- Bracelet type: metal bracelet with Quick Change system
- Strap included: rubber strap
Omega Seamaster Diver 300m Summer Blue 210.30.42.20.03.003
This Omega Seamaster Diver 300m features a Summer Blue Dial and comes in great shape, showing only minor hairlines.
- Condition: mint condition
- Depth rating: 300m