The Omega Speedmaster Moonwatch Professional O310.30.42.50.01.001 features a 42mm stainless steel case, a black step dial, and a stainless steel bracelet. A black anodised aluminium tachymeter bezel completes its legendary Moonwatch design.

General Information

Brand: Omega

Collection: Speedmaster Moonwatch Professional

Reference: O310.30.42.50.01.001

Material: Stainless Steel

Gender: Men

Case

Diameter: 42 mm

Material: Stainless Steel

Bezel: Black anodised aluminium tachymeter bezel with “Dot Over Ninety”

Crystal: Hesalite crystal with Omega logo

Case Back: Solid case back with embossed Seahorse medallion

Dial

Color: Black

Markers: Applied hour markers with Super-LumiNova

Hands: Rhodium-plated luminous hands

Sub-Dials: Small seconds, 30-minute recorder, 12-hour recorder

Movement

Caliber: Omega Co-Axial Master Chronometer Calibre 3861

Type: Manual Winding

Frequency: 21,600 vibrations per hour (3 Hz)

Power Reserve: Approximately 50 hours

Features: Chronograph, Small Seconds, Tachymeter, Co-Axial Escapement, METAS Master Chronometer Certified, Anti-Magnetic Movement

Bracelet

Material: Stainless Steel

Type: Five-arched-link Bracelet

Clasp: Foldover Clasp with Comfort Adjustment

Additional Features

Water Resistance: 50 metres (5 ATM)

Other Features: Hesalite Crystal, Solid Case Back, Master Chronometer Certified, Super-LumiNova Display