Seamaster Diver 300M Master Co-Axial 42 No-Date Stainless Steel / Black - Orange / Mesh

Reference 210.30.42.20.01.018 (aka: 21030422001018)

Reference only — not currently in stock

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.

Brand

Omega

Model

Seamaster Diver 300M Master Co-Axial 42 No-Date Stainless Steel / Black - Orange / Mesh

Reference

210.30.42.20.01.018 (aka: 21030422001018)

Category

Seamaster Diver 300M

Year introduced

2025

Movement

Omega caliber 8806 Hours, Minutes, Seconds | Chronometer, Co-Axial Escapement

Case diameter

42 mm

Dial color

Black

Crystal

Sapphire

Case back

Open

Water resistance

300 m

Lugs

20