Omega Seamaster Diver 300M Master Co-Axial 42 Sedna Gold / White / Rubber Ref. 210.52.42.20.04.001

The Omega Seamaster Diver 300M Master Co-Axial 42 Sedna Gold / White / Rubber 210.52.42.20.04.001 has a 42 mm Sedna Gold case, and is water resistant to 300 metres.

The Omega Seamaster Diver 300M 210.52.42.20.04.001 debuted in 2025. This model is crafted from 18K Sedna™ gold and features a polished white ceramic dial with laser-engraved wave pattern. The applied indexes and skeleton hands are also made of 18K Sedna™ gold and filled with white Super-LumiNova. A date window is positioned at 6 o’clock. The 42 mm case is fitted with a brown rubber strap and features a unidirectional bezel with raised diving scale in Sedna™ gold. A transparent case back with wave-edged design reveals the METAS-certified Omega Master Chronometer caliber 8801, offering anti-magnetic performance and a co-axial escapement.

Diameter: 42 mm
Water resistance: 300 m
Case: Sedna Gold
Released: 2025
Movement: Omega caliber 8801

Specifications

Case and dimensions

Case diameter: 42 mm
Lug width: 20 mm
Case shape: Round
Case material: Sedna Gold
Bezel: Rotating, 0-60 (Dive)
Crystal: Sapphire
Case back: Open
Water resistance: 300 m

Dial

Dial colour: White
Dial material: Ceramic
Indexes: Stick / Dot
Hands: Sword

Movement

Calibre: Omega caliber 8801
Movement maker: Omega
Movement type: Automatic
Display: Analog
Power reserve: 55 h
Frequency: 25200 vph
Jewels: 35
Movement diameter: 26 mm
Complications: Chronometer, Co-Axial Escapement, Date, Hours, Minutes and Seconds