Omega Speedmaster 331.10.42.51.01.002 Automatic machinery, precision steel, 41.5mm

Description

Basic Information ID: 331.10.42.51.01.002 Brand: Omega Series: Speedmaster Movement Type: Automatic Mechanical Gender: Men’s Movement Model: 9300 Movement Type: Automatic Mechanical Manufacturer: Omega Balance Wheel: Free-sprung Balance Spring Frequency: 28,800 vibrations per hour Hair Spring: Silicon Hair Spring Power Reserve: 60 hours Technical Certifications: Swiss Official Chronometer Testing Institute (COSC) Appearance: Case Diameter: 41.5 mm Case Thickness: Not Available Dial Color: Black Dial Shape: Round Strap Color: Silver Clasp Type: Folding Clasp Case Back: Transparent, Scratch-resistant Sapphire Crystal Weight: Not Available Water Resistance: 100 meters Hour Marker Type: Bat Hour Markers Clasp Spacing: Not Available Lug Spacing: 20 The case is made of stainless steel, the dial features recessed hour markers coated with a vintage-style Super-LumiNova luminous coating that glows green in the dark, the bezel is made of stainless steel, and the crystal is made of scratch-resistant sapphire crystal with anti-reflective coating. The crown is made of stainless steel, the bracelet is made of stainless steel, and the buckle is made of stainless steel. Functions include a date display and chronograph.