About This Watch: The Oyster Perpetual Datejust II is the watch of reference for those who believe that being sophisticated is timeless. This Rolex Watch 116334 BLRO has a self-winding mechanical movement with a magnified date window with rapid setting. It features a blue dial, roman numeral hour markers, and an anti-reflective sapphire crystal. Its finely crafted stainless steel case is 41mm in diameter. This watch is water resistant up to 100 meters; 330 feet.