Roley Sea-Dweller 1665 Double Red MK2 "Thin Case" from the original owner, very early watch with caseback stamped IV.67 and serial 1.760XXX, excellent case that appears to be unpolished and shows some wear from use, excellent original and dark tropical brown tritium dial with matching hands, the original blue faded "kissing 40" bezel insert is in excellent conditions for its age, very good newer 93150 oyster bracelet with 580 endlinks that shows some stretch from use, claspcode is U11 (late 1998), the last three digits of the serial number are engraved in the case which is correct for DRSD from that period, serial and ref numbers are crisp and well defined, the engravings in the case indicates that the watch has been serviced by Rolex UK in 1999, excellent original overall conditions