Speedmaster Moonwatch Professional Co‑Axial Master Chronometer Chronograph 42 MM 310.30.42.50.01.002

MOVEMENT

• Calibre: Omega 3861

Manual-winding chronograph movement with Co-Axial escapement. Certified Master Chronometer, approved by METAS, resistant to magnetic fields reaching 15,000 gauss. Free-sprung balance with silicon balance spring. Rhodium-plated finish, bridges with straight Geneva waves.

• Power reserve: 50 hours

CRYSTAL

• Domed, scratch-resistant sapphire crystal with antireflective treatment inside

WATER RESISTANCE

• 5 bar (50 metres / 167 feet)

WATCH CASE & DIAL

• Case: Steel
• Case Diameter: 42 mm
• Between lugs: 20 mm
• Thickness: 13.18 mm
• Dial Colour: Black
• Total product weight (Approx.): 138 g

BRACELET

• Material: Steel
• Type of Clasp: Foldover clasp with comfort setting

FEATURES

• Anti-magnetic, chronograph, chronometer, master chronometer certified, small seconds, tachymeter, transparent case back