Omega Seamaster Diver 300m Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Grey / Bracelet
Reference 210.30.42.20.06.001
About this watch
The Omega Seamaster Diver 300M Master Co-Axial 42 is a stunning piece of horological craftsmanship that resonates with both watch enthusiasts and casual wearers alike. With its striking grey dial and robust construction, this model blends elegance with functionality. The design of the Seamaster Diver 300M is a perfect marriage of style and utility, featuring a 42 mm round case made from high-quality stainless steel and a ceramic bezel with a rotating 0-60 dive scale. At the core lies the Omega Caliber 8800, a self-winding movement certified as a Master Chronometer, guaranteed to provide precision and performance. With its impressive water resistance of up to 300 meters and Co-Axial escapement reducing friction between moving parts, this watch is built to last. It's an experience on your wrist that combines functionality with aesthetic appeal.
Key Features
- 42mm round case made from stainless steel
- Ceramic bezel with rotating 0-60 dive scale
- Omega Caliber 8800 self-winding movement
- Master Chronometer certification
- 300m water resistance
- Co-Axial escapement reducing friction between moving parts
- Sapphire crystal glass scratch-resistant
Specifications
- Brand
- Omega
- Family
- Seamaster Diver 300m
- Model
- Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Grey / Bracelet
- Reference
- 210.30.42.20.06.001
- Movement
- 8800
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Chronometer, Co-Axial Escapement
- Case
- 42mm
- Dial Color
- Grey
- Crystal
- Sapphire
- Water Resistance
- 300
Current Listings

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

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