Rolex Day-Date II watch, polished round yellow gold case (41mm diameter, 11mm thickness) with screw-down Triplock winding crown, fluted yellow gold bezel, yellow gold President bracelet with hidden fold-over Crownclasp, dial in your choice of colors, day calendar at 12 o'clock, date calendar at 6 o'clock, 31 jewel caliber 3156 self-winding chronometer movement with 48 hour power reserve, scratch-resistant sapphire crystal, water-resistant to 100 meters (330 feet).The Rolex Day-Date II is a watch stands out amongst the crowd. Meticulously crafted in precious yellow, white or Everose gold, and also in platinum, this is a watch for the man who appreciates classical elegance and the strength of innovation. This majestic 41mm case and movement with a Parachrom hairspring is highly resistant to both shocks and magnetic fields, as it is also equipped with new Paraflex shock absorbers. Both of these features contribute to the watch's precision and remarkable reliability. To further enhance the it's strong identity, the Day-Date II has been created with a new range of dials, including both contemporary and traditional designs. The Super-President bracelet with Crownclasp adds the final finishing touch and offers the level of comfort expected in such a luxury timepiece. The Day-Date II continues the Oyster Perpetual Day-Date's long heritage, and exemplifies Rolex's perfect mastery of the art of watchmaking. When it appeared in 1956, the Day-Date was a ground-breaking innovation; as it was the first watch to spell out the day of the week in full. It immediately met with great acclaim, becoming recognized around the world as the watch of decision-makers and influential persons. Now, the Day-Date II opens a new chapter in a history dedicated to excellence and prestige.