Explore our selection of pre-owned Rolex Sea-Dweller models. The 100% Swiss made Sea-Dweller and Rolex Deepsea are ultra-resistant divers’ watches engineered by Rolex for deep-sea exploration. The 60-minute graduated, unidirectional rotatable bezel enables divers to safely monitor their dive and decompression times. It is equipped with a patented black cerachrom bezel insert manufactured by Rolex. No other watch is engineered like the Rolex Deepsea Sea-Dweller. Shop all pre-owned Rolex models here.