Rolex Day-Date Reference 18238 Ruby Bauguette String DialRubies on the dials with diamonds The double quickset Day Date was a great development for Rolex as it meant that the date and day could be independently instantly set this saved a lot of time! This example is extra special as the dial is a rare and very beautiful so called string dial, where there is a string of diamonds set around the minute markers. What takes this dial to the next level is the presence of baguette cut rubies at the hours this is