Omega Seamaster Diver 300m Seamaster Diver 300M No-Date Master Co-Axial 42 Stainless Steel / Black / Bracelet
Reference 210.30.42.20.01.010
About this watch
The Omega Seamaster Diver 300M Master Co-Axial 42 is a statement piece that combines luxury and functionality in an exquisite package. Its sleek, modern design features a 42mm round case crafted from stainless steel, a black ceramic bezel with a 0-60 scale, and sapphire crystal glass for added protection. Powered by the Omega caliber 8800, this self-winding movement boasts Master Chronometer certification, verified by METAS, and offers increased accuracy and reduced friction. The watch features hours, minutes, seconds, and date display, as well as a water resistance of 300 meters, making it perfect for diving enthusiasts. Its versatile design suits various occasions, from casual to formal events, while its comfortable fit with an adjustable bracelet ensures a secure and stylish wear. This timepiece is not just a watch; it's a piece of art and engineering combined, reflecting Omega's commitment to excellence.
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Key Features
- 42mm round stainless steel case
- Black ceramic bezel with 0-60 scale
- Master Chronometer certification (caliber 8800)
- 300m water resistance
- Sapphire crystal glass
- Adjustable stainless steel bracelet
Specifications
- Brand
- Omega
- Family
- Seamaster Diver 300m
- Model
- Seamaster Diver 300M No-Date Master Co-Axial 42 Stainless Steel / Black / Bracelet
- Reference
- 210.30.42.20.01.010
- Movement
- 8806
- Movement Features
-
- Hours, Minutes, Seconds
- Chronometer, Co-Axial Escapement
- Case
- 42mm
- Dial Color
- Black
- Crystal
- Sapphire
- Water Resistance
- 300
Current Listings

Omega Seamaster 300M - Black Aluminum - 210.30.42.20.01.010 ( new / 2025 )
This Omega Seamaster 300M features a 42mm stainless steel case with a black aluminum dial and mesh bracelet, powered by the Master Co-Axial Movement.
- Condition: Brand new
- Case size: 42mm
- Movement: 8806 Master Co-Axial

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 300M - Black Aluminum - 210.30.42.20.01.010 ( new / 2025 )
This is a brand new Omega Seamaster 300M with a black aluminum dial and bezel on a mesh bracelet.
- Condition: Brand new
- Movement: 8806 Master Co-Axial Movement
- Case material: Stainless Steel

Omega Seamaster Professional 210.30.42.20.01.010 No-Date "Monochrome"
A newly released 'Monochrome' Seamaster Professional with an engraved aluminum dial, mesh bracelet, and no date window.
- Condition: Like-new (LNIB)
- Bracelet type: Mesh
- Bezel material: Aluminum
- Dial description: Old-school engraved aluminum dial with classic 'wave' motif
![[WTS] 2025 OMEGA Seamaster Diver 300M Steel Mesh Brushed Bracelet Master Chronometer](https://external-preview.redd.it/YWYzMzgxdXFyYmdmMSCq81yAULicRhNT65mjSixTgL1VIBdzse04rirLxFi_.png?format=pjpg&auto=webp&s=a0b9973b9b5a5ea2c9ad4c6bc99cc30d5f04fb16)
![[WTS] OMEGA SEAMASTER DIVER 300M 212.30.44.50.01.001](https://preview.redd.it/dkohzgtuz1gf1.jpg?width=640&crop=smart&auto=webp&s=78701fbd6be6a3e7583123cb24f56b92ba047af7)
OMEGA SEAMASTER DIVER 300M 212.30.44.50.01.001
Omega Seamaster Diver 300M Chronograph, a bold and functional dive watch with classic Seamaster styling, featuring a 44mm stainless steel case, black ceramic unidirectional bezel, and a black wave-pattern dial with luminous hands and markers.
- Condition: Excellent pre-owned condition
- Case size: 44mm diameter
- Water resistance: 300m depth rating
![[WTS] 2252.50 Omega Seamaster Diver 300m 36mm «Peter Blake» (IN THE EU)](https://preview.redd.it/0xhgy3o9muff1.jpg?width=640&crop=smart&auto=webp&s=e46551f0ed67c4e5d4ef60431786910decfdf64f)
2252.50 Omega Seamaster Diver 300m 36mm «Peter Blake» (IN THE EU)
This is a 36mm Omega Seamaster Diver 300m Peter Blake edition. It comes with authentication papers and a generic watch roll.
- Condition: pretty good condition, needs polish
- Authenticity papers: from a trusted authorized dealer
- Shipping: only within the EU