Rolex Day Date ref 1803 like NOS yellow gold 1972 Movement and functions Cal. 1556 Automatic,26 jewels. Day, date. Case 18 kt yellow gold, screw-down back. 3.128.xxx serial number 36mm Dial Black textured with baguette diamonds set indexes Features Original factory sticker still present outside the case back shows the exceptional condition in which the watch case has been preserved. Case, dial and movement signed