Rolex brand

Cosmograph Daytona Series

Automatic mechanical movement type

4131 movement model

40mm dial

18k rose gold case material

Basic Information Number 126515LN-0010 Brand Rolex Series Cosmograph Model Daytona Movement Type Automatic Mechanical Gender Men’s Movement Model 4131 Movement Type: Automatic Mechanical; Manufacturer: Rolex; Balance Wheel: Extra Large Inertia Fine Adjustment Balance Wheel; Frequency: 28,800 vibrations per hour; Hairspring: Paramagnetic; Blue Parachrom Hairspring; Shock Protection: High-Performance Paraflex Shock Absorber; Jewels: 47; Power Reserve: 72 hours; Technical Certification: Superlative Chronometer; Appearance: Case Diameter: 40 mm; Case Thickness: Not Available; Dial Color: Brown; Dial Shape: Round; Strap Color: Black; Clasp Type: Folding Oysterclasp; Case Back: Not Available; Weight: Not Available; Water Resistance: 100 meters; Hour Markers: Luminous; Clasp Spacing: Not Available; Lug Spacing: Not Available; Materials: Case Material: 18k Rose Gold; Dial Material: Not Available; Bezel Material: 18k Rose Gold, Cerachrom Ceramic; Crystal Material: Sapphire Crystal; Crown Material: 18k Rose Gold; Strap Material: Rubber-Coated Elastic Metal; Clasp Material: Not Available; Functions: Chronograph