Exceedingly rare transitional Rolex Daytona "Moonraker".  At first blush the present example appears to be a standard reference 116520 with silvered registers. However, a closer inspection reveals that running seconds is in fact at 9 o'clock, identifying and confirming this watch is in actuality a reference 16520 containing the 4030 movement .  The dial is in excellent condition with slight aging throughout and also with weathered tritium lume plots.   The case is in excellent vintage condition probably lightly polished in the past. The bezel is original to the watch and has various scratches.  The bracelet is fully linked tight and original.  The movement is running strong and keeping excellent time.  no box or papers with these