Rolex Steel Datejust 41 Watch - Smooth Bezel - White Roman Dial - Oyster Bracelet - 126300 wro 28.6 Caliber # 3610 QP w/

Caliber # 3610 QP w/ 64 Jewels

Caliber # 2450 Q6 w/ 27 Jewels

Humidity- and dust-protected only (not water-resistant)

Reference Number 85515/000R-B644 Case Size 36

rhodiumized 18K white gold case set with 219 brilliant-cut diamonds

Rolex Steel Datejust 41 Watch - Smooth Bezel - White Roman Dial - Oyster Bracelet - 126300 wro 28.6 Caliber # 3610 QP w/41mm 904L stainless steel case, screw down steel back, screw down crown with twinlock double waterproofness system, smooth bezel, scratch resistant double anti reflective sapphire crystal with cyclops lens over the date, white dial, Roman numerals, Rolex calibre 3235 perpetual self winding movement with date at 3 o'clock that changes instantaneously at midnight in a few thousandths of a second, approximately 70 hours of power reserve, 904L steel