Rugged and real. This cool transitional Rolex Explorer 16550 features a 40mm stainless steel case and a black dial configuration. This timepiece has a 9.1 million serial number, which dates its case production to approximately 1986. The watch is attached to a 93150 Rolex Oyster bracelet with 501B end links, an X11 (November 1999) date code, and 11 links with a foldout extension. The bracelet will fit up to a 17.5cm wrist. The watch is fitted with Rolex’s scratch-resistant sapphire crystal, with a cyclops over the date aperture. The Rolex Caliber 3085 movement powers this timepiece. The watch is in very good condition, with the exception of some small dings on the bezel and clasp. The watch is accompanied by its inner box, outer box, original warranty papers, service papers, factory service booklet, Rolex Explorer booklet, green pamphlet cardboard holder, consumer service division document cardboard holder, green serial hangtag, and red Swiss chronometer hangtag.