Rolex, Oyster Perpetual Explorer, a gentleman's stainless steel wristwatch, circa 1963, ref. 5500, no. 976643, the two piece screw down case with black dial, luminous Arabic and baton numerals and Mercedes hands, 26 jewel Rolex automatic movement, cal. 1530, no. 35879, the case 39mm including lugs, 36mm diameter, on a stainless steel block link bracelet with fold over clasp, in a Rolex box, with receipts of purchase