Rolex Steel and Yellow Gold Yacht-Master 40 Watch – White Dial – 16623 w

Brand	Rolex
Series	Yacht-Master 40
Model Number	16623
Case Material	Yellow Rolesor (904L Stainless Steel and 18k Yellow Gold)
Case Size	40 mm
Case Thickness	11.6 mm
Bezel	18k Yellow Gold, Bidirectional rotatable with raised 60-minute graduations
Dial	Grey (often referred to as Slate or Steel) with “Maxi” luminous markers and red “Yacht-Master” text
Movement	Perpetual, mechanical, self-winding (Calibre 3135)
Power Reserve	Approximately 48 hours
Crystal	Scratch-resistant sapphire with Cyclops lens
Bracelet	Two-tone Oyster bracelet (Yellow Rolesor) with polished center links
Clasp	Oysterlock folding safety clasp
Water Resistance	100 meters / 330 feet