Reference 1601 Datejust | A pink gold automatic wristwatch with date, Circa 1971 Reference 1601 Datejust A pink gold automatic wristwatch with date, Circa 1971 Dial: silvered Caliber: cal. 1560 automatic, 26 jewels Movement number: 53’297 Case: 18k pink gold, screw down case back Case number: 2’874’516 Closure: 18k pink gold Rolex buckle Size: 36 mm diameter Signed: case, dial and movement Box: no Papers: no