Rolex Datejust 36 16233 Black diamond dial. Stainless steel and 18k yellow gold 36mm Oyster Perpetual Datejust. Auto wind 31 jewel certified chronometer movement. 18k yellow gold fluted bezel with synthetic sapphire crystal. Black factory diamond marker dial with calendar. Stainless steel and 18k gold jubilee bracelet with fold-over clasp.