ROLEX, "Oyster Perpetual, Explorer, Superlative Chronometer, Officially Certified, case No. 1053644, Ref. 1016. Fine and rare, center seconds, self-winding, water-resistant, stainless steel wristwatch with a stainless steel Rolex Oyster bracelet. Made circa 1964 Dial, case and movement signed, in good condition NOTE: The reference 1016 was introduced in 1963. This example features a beautiful glossy dial with gilt writing. The bracelet is a 7836 reference with 380 end pieces