OMEGA Speedmaster First OMEGA in Space 39.7 mm, steel on steel — 310.30.40.50.06.001

Speedmaster First OMEGA in Space. 39.7 mm, steel on steel.

• Reference: 310.30.40.50.06.001
• Gender: Man
• Crystal: Hesalite-like form, scratch-resistant sapphire crystal with anti-reflective treatment inside
• Dial colour: Grey; Blue
• Functions: Master Chronometer Certified; Chronometer; Anti-magnetic; Chronograph; Tachymeter; Small seconds
• Calibre: Omega 3861
• Case material: Steel
• Case diameter: 39.7 mm
• Water resistance: 5 bar (50 metres / 165 feet)
• Between lugs: 19 mm
• Movement: Manual-winding
• Materials: Aluminium; Sapphire; Stainless steel
• Thickness: 13.38 mm
• Clasp: Foldover butterfly clasp with comfort setting
• Lug-to-lug: 48.00 mm
• Strap material: Steel
• Approximate product weight: 132.9 g
• Power reserve: 50 hours

Product specifications: OMEGA official product page.