Rolex Day-Date 'Yellow Mother of Pearl' World Timer and a matching solid platinum

and a matching solid platinum President bracelet with hidden deployant clasp

Since it's birth

This near-mint Speedy deserves to go with its future owner to frontiers unseen by mankind

When approached by astronauts with complaints that the crown of straight-lug Speedmasters

and continually push the envelope for innovative developments in precise timekeeping

Rolex Day-Date 'Yellow Mother of Pearl' World Timer and a matching solid platinumDouble 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.