This alphanumeric-serial Rolex Oyster Yacht Master II Ref116680 44MM is new unworn. All factory seals are intact & watch is never worn. This watch is a chronograph created specifically for yacht racing. It has a unique countdown feature with mechanical memory which is programmable from 10 minutes to one and this is done by the Ring Command bezel, a patented rotatable bezel that interacts with the watch’s movement. It comes with box and current-dated warranty card. With 5 years international warranty from Rolex.