Rolex Day-Date 'Mother of Pearl' squarewatches you’re no doubt familiar with

you’re no doubt familiar with 1975’s Reference 6159-7010

Launched the year before the Submariner

The colors on the hands and dial are crisp and bright

Dating to circa 1967

Those that were inducted into service received the engraving: AMI

Rolex Day-Date 'Mother of Pearl' squarewatches you’re no doubt familiar withDouble Quickset Day Dates were once a thing of fantasy. Early Day Date models offered no Quickset functionality, meaning that both the Day and Date functions had to be manually set with a fair amount of winding, mind you by the user in order to display the correct information on the calendar complications. by the late 1970s, Rolex had improved the system and began offering Single Quickset versions in the 'five digit' References based on the 18038.