Omega Seamaster Diver 300m Seamaster Diver 300M Master Co-Axial 42 No-Date Stainless Steel / Black - Orange / Mesh
Reference 210.30.42.20.01.018
About this watch
The OMEGA Seamaster Diver 300M 210.30.42.20.01.018 debuted in 2025. This model is part of the updated Diver 300M generation, featuring a black aluminium dial with orange accents, including the central seconds hand, quarter-hour indexes, and Seamaster logo. The oxalic anodised aluminium bezel ring includes a diving scale in white Super-LumiNova, complementing the dial’s rhodium-plated skeletonised hands and indexes, also filled with white Super-LumiNova.
The 42 mm stainless steel case is equipped with a domed sapphire crystal, helium escape valve at 10 o’clock, and transparent case back. It houses the Co-Axial Master Chronometer calibre 8806, certified by METAS for precision, magnetic resistance, and overall performance.
This version is fitted with a stainless steel mesh bracelet and folding clasp. A second version with orange rubber strap is also available.
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Specifications
- Brand
- Omega
- Family
- Seamaster Diver 300m
- Model
- Seamaster Diver 300M Master Co-Axial 42 No-Date Stainless Steel / Black - Orange / Mesh
- Reference
- 210.30.42.20.01.018
- Movement
- 8806
- Movement Features
-
- Hours, Minutes, Seconds
- Chronometer, Co-Axial Escapement
- Case
- 42mm
- Dial Color
- Black
- Crystal
- Sapphire
- Water Resistance
- 300
Current Listings
![[WTS] Omega Seamaster Diver 300M 210.32.42.20.03.001 $3,799](https://preview.redd.it/ci1tk41icuef1.jpeg?auto=webp&s=7960bbb84c8f05df1416d31b0f4b4e945c948a35)
Omega Seamaster Diver 300M 210.32.42.20.03.001 $3,799
The Omega Seamaster Diver 300M features a blue ceramic bezel, polished blue ceramic dial, and laser-engraved waves.
- Condition: Excellent with minor wear marks
- Case Diameter: 42mm
- Lug Width: 20mm
- Thickness: 13.6mm
OMEGA Seamaster Diver 300M 42mm 210.30.42.20.06.001 Stainless Steel FULL SET
This Omega Seamaster Diver 300M is a stainless steel professional diving watch from Omega’s iconic Seamaster Diver 300M line, featuring a grey ‘wave’ dial and blue ceramic unidirectional bezel.
- Case size: 42mm
- Water resistance: 300m / 1,000 ft
- Movement: Omega Co-Axial Master Chronometer Calibre 8800
![[WTS] Omega Seamaster Diver 300M – Ref. 210.92.44.20.01.003 – Titanium/Ceramic – Full Set – 2021 $7199](https://preview.redd.it/kecwnmbq4ref1.jpg?width=640&crop=smart&auto=webp&s=a354518e086d466abc651d87db7c8ebdec1d5ec1)
Omega Seamaster Diver 300M – Ref. 210.92.44.20.01.003 – Titanium/Ceramic – Full Set – 2021 $7199
A black ceramic Omega Seamaster Diver 300M Co-Axial Master Chronometer with a brushed titanium body, powered by Calibre 8806 and certified by METAS. This watch features a laser wave pattern on the dial and has a water resistance of 300m.
- Condition: Unworn condition, no wear, no scratches
- Case size: 43.5mm diameter
- Dial material: Black ceramic (laser wave pattern)
- Movement type: Co-Axial, METAS-certified, 60 hour power reserve

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

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