The OMEGA Speedmaster Moonwatch Professional Co-Axial Master Chronometer Chronograph 42mm (Ref. 310.30.42.50.01.002) is an iconic timepiece, known for its historic role in all six moon landings. Inspired by the 4th-generation Speedmaster, this model preserves its legendary design while integrating modern horological innovations, including the Co-Axial Master Chronometer Calibre 3861.

Key Specifications:

• Model: Speedmaster Moonwatch Professional
• Reference: 310.30.42.50.01.002
• Case Size: 42mm
• Case Material: Stainless steel
• Crystal: Sapphire crystal (front and caseback)
• Dial: Black step dial with applied OMEGA logo
• Bezel: Anodized aluminum with the iconic “dot over 90” marking
• Strap: Stainless steel bracelet with polished-brushed finish
• Movement: OMEGA Co-Axial Master Chronometer Calibre 3861
• Functions: Small seconds sub-dial, 30-minute recorder, 12-hour recorder, central chronograph
• Water Resistance: 50m (167ft)

Notable Features:

• Lunar Legacy: A direct descendant of the Speedmaster worn on the moon, featuring an asymmetrical case and historically accurate design elements.
• Master Chronometer Certified: The Calibre 3861 offers exceptional accuracy, anti-magnetic resistance, and a power reserve of 50 hours.
• Superior Durability: The sapphire crystal provides scratch resistance, while the stainless steel case ensures long-lasting strength.
• Precision Chronograph: Features a high-contrast black step dial, a tachymeter bezel, and an easy-to-read sub-dial layout.

A true legend in the world of horology, the OMEGA Speedmaster Moonwatch Master Chronometer is the ultimate timepiece for collectors and space enthusiasts.