Omega Speedmaster 331.12.42.51.02.002 Automatic machinery, precision steel, 41.5mm

Description

Basic Information ID: 331.12.42.51.02.002 Brand: Omega 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: 16.2 mm Dial Color: White Dial Shape: Round Strap Color: Brown Clasp Type: Folding Clasp Case Back: Transparent Weight: 110 grams Water Resistance: 100 meters Hour Markers: Bat-shaped luminous clasp spacing: Not available Lug Spacing: 20 mm Material: Case Material: Stainless Steel Dial Material: Not available Bezel Material: Tachymeter Scale, Frosted Bezel Crystal Material: Scratch-resistant Sapphire Crystal with Anti-reflective Treatment Crown Material: Stainless Steel Strap Material: Leather Strap Clasp Material: Stainless Steel Functions: Date Display, Chronograph