Omega Seamaster Diver 300M

Ref. O21032422004001current

What is the Omega Seamaster Diver 300M?

Omega Seamaster Diver 300M Co-Axial Master Chronometer Stainless Steel & Rubber 42MM White Dial Watch. This 42MM watch features a stainless steel case housing a self-winding movement with a Co-Axial escapement and transparent case back. The polished white ceramic dial with laser-engraved waves features blackened Super-LumiNova skeleton hands, markers, and date display. Black ceramic unidirectional bezel with white enamel diving scale. Black rubber strap with tang buckle. Domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides. Helium escape valve. Screw-in crown. Water resistant up to 300 meters. Power reserve of 55 hours. Resistant to magnetic fields reaching 15,000 gauss.

VerifiedUpdated 2026-03-09

Case Details

Diameter Mm
42 mmmedium
Thickness Mm
Unknownlow
Lug To Lug Mm
Unknownlow
Material
Stainless Steelmedium
Shape
Roundmedium
Bezel
Two-Tone: Ceramic/Stainlessmedium
Crystal
Sapphiremedium
Caseback
Exhibitionmedium
Water Resistance M
300 mmedium

Movement

Caliber
Unknownlow
Manufacturer
Omegalow
Winding
Automaticmedium
Frequency Vph
Unknownlow
Power Reserve Hours
55 hoursmedium
Complications
Anti-Magnetic, Date, Helium Release Valve, Hours And Minutes, Secondsmedium
Base Caliber Notes
Unknownlow

Dial

Color
Whitemedium
Marker Style
Dot, Indexmedium

Strap & Bracelet

Type
Braceletmedium
Material
Rubbermedium
Clasp
Tang Bucklemedium