Case material: Steel; Charge: Automatic; Conditions: New Presentation condition : With boxes and all papers; Model: Sea-Dweller Price on request Gmtbroker Reference: 116600 Rolex 116600 Complete Details: Stainless steel case with polished finished edges & a brushed/satin finished top. Crown: Patented "Triplock" locking crown crown ensuring that the crown screws down onto the Oyster case as securely as a submarine hatch. Polished stainless steel. Bezel: Uni-directional rotating bezel. Polished stainless steel 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 platinum coated numbers & graduation indexes. Luminous dot at the starting triangle. Brushed stainless steel bracelet with polished edges. Bracelet fitted the patented Glidelock Extension System buckle - a secure deployant style with adjustments in 2mm increments to a total of 20mm without the need of tools. Dial: Black dial. Long lasting blue luminous material. Applied polished steel rimmed hour markers with luminous fill Fine printed minutes/seconds track. Polished stainless steel  hands with luminous fill. Date window displayed at the 3 o'clock position. Rolex Caliber 3135, beats at 28,800 vph, contains 31 Jewels & has an approximate power reserve of 50 hours. This watch is also known as 116600