OMEGA Speedmaster '57 40.5 mm, steel on steel — 332.10.41.51.03.001

Speedmaster '57. 40.5 mm, steel on steel.

• Reference: 332.10.41.51.03.001
• Gender: Man
• Crystal: Scratch-resistant sapphire crystal with anti-reflective treatment on both sides
• Dial colour: Blue
• Functions: Master Chronometer Certified; Chronometer; Transparent caseback; Date; Anti-magnetic; Chronograph; Tachymeter; Small seconds; Time zone function
• Calibre: OMEGA 9906
• Case material: Steel
• Case diameter: 40.5 mm
• Water resistance: 5 bar (50 metres / 165 feet)
• Between lugs: 20 mm
• Movement: Manual-winding
• Materials: Sapphire; Stainless steel
• Thickness: 12.99 mm
• Clasp: Foldover clasp with comfort setting
• Lug-to-lug: 49.64 mm
• Strap material: Steel
• Approximate product weight: 134.3 g
• Power reserve: 60 hours

Product specifications: OMEGA official product page.