Model Number: 278344RBR Collection: Rolex Datejust 31 Case Size: 31mm Case Material: Oystersteel and 18k white gold Bezel: Factory-set 46 brilliant-cut diamonds Dial: Silver with 10 diamond hour markers Crystal: Scratch-resistant sapphire with Cyclops lens over the date Movement: Perpetual, mechanical, self-winding (Calibre 2236) Bracelet: Oyster or Jubilee (varies by configuration), stainless steel Water Resistance: 100 meters / 330 feet Functions: Hours, minutes, seconds, date Special Features: Superlative Chronometer certified, screw-down crown with Twinlock double waterproofness system Style: Elegant luxury with timeless Rolex craftsmanship
