Rolex Yacht-Master II Details Make: Rolex Model: Yacht-Master II 116689 Includes: The Original Boxes, Papers Movement: Perpetual Automatic 4160 Movement With Rolex’s regatta chronograph Functionality: 10 minute timer Sub Dials: Second hand is located above the 6 o’clock Water-Resistance: 100 meters /330 feet Power Reserve: Around 72 hours Material: 18 ct white gold & platinum Case Size: 44 mm Crystal: Sapphire Crystal Dial: White Bezel: Platinum bi-directional rotating Bezel with Platinum raised numerals Bracelet: Three piece Oyster link bracelet crafted out of 18 ct white gold Clasp: 18ct white gold Rolex safety Clasp with adjustable 5mm extension link