Basic Information Number: m126284rbr-0007; Brand: Rolex; Series: Datejust; Movement Type: Automatic; Gender: Unisex; Movement Model: 3235 Movement Type: Automatic Mechanical; Manufacturer: Rolex; Hairspring: Paramagnetic, Blue Parachrom Hairspring; Shock Protection: High-performance Paraflex shock absorber; Power Reserve: 70 hours; Technical Certifications: Superlative Chronometer Certification; Appearance: Case Diameter: 36mm; Case Thickness: Not Available; Dial Color: Black; Dial Shape: Round; Strap Color: Silver; Clasp Type: Folding Oysterclasp with 5mm Easylink extension system; Case Back: Screw-down Case Back; Weight: Not Available; Water Resistance: 100 meters; Hour Markers: Bat-shaped; Luminous Mattress: Not Available; Lug Spacing: Not Available; Materials: Case Material: Oystersteel; Dial Material: Easy-to-read Chromalight display with long-lasting blue luminous material; Bezel Material: 18ct white gold with diamond-set outer ring; Crystal Material: Scratch-resistant sapphire crystal with Cyclops lens for magnification of date; Crown Material: Screw-down Twinlock double waterproof system; Strap Material: Oystersteel (Jubilee, five-link clasp); Functions: Date display.