Rolex 116713LN GMT Master II Mens Watch. Stainless steel case with polished finished edges & a brushed/satin finished top. Bi-directional rotating bezel with 24 hour markings. Polished 18kt yellow gold rimmed with a ribbed edge for a sure grip. Black "Cerachrom" bezel insert, made of highly durable ceramic that is extremely hard that is is highly scratch-resistant, has excellent corrosion resistant properties & is unaffected by ultraviolet rays so the color will not fade. Matte yellow gold coated numbers & graduation indexes.