Rolex. A very nice and beautiful Rolex Explorer II reference 16550 in stainless steel with dual-time and date Model: Explorer II Material: Stainless Steel Reference N°: 16550 Year: 1986 Case N°: 9666976 Caliber: 3085 Movement N°: 1693904 Bracelet: Stainless Steel Dimensions: 39 Signed: Dial, Case and movement