This Rolex Submariner Date 16618LB is designed in a 40mm 18k yellow gold case, blue dial with a date window at 3 o’clock and matching blue bezel. The aluminum bezel has ribbed edges that are easy to grip underwater. Luminous hour markers, hands, and a Chromalight display provide clear legibility in every circumstance. Features that let the wearer take full advantage of the 60-minute increment function and safely keep track of their dive. Styled on a matching yellow gold bracelet, reference 16618LB includes an extension on the bracelet so divers can fit the watch over their wetsuits. The Rolex Submariner Date 16618LB is a reliable timepiece, ready for any adventure.