Stainless Steel, Oyster Bracelet (SEL) with flip-lock Glidelock clasp with diver's extension, 'Cerachrom' ceramic unidirectional diver bezel, D-Blue (blue to black fade) dial, automatic Chronometer (Cal. 3135), date, helium escape valve, titanium alloy caseback, Ringlock System, Ref. 116660, warranty dated June 2015, 44.5mm, Like New in Box with Papers