You’ve probably heard that having a “full set” boosts a Rolex’s resale value....

https://ace-wiki.win/index.php/Submariner_Full_Set_vs_Watch_Only_Price_Difference:_Is_It_Really_That_Big%3F

You’ve probably heard that having a “full set” boosts a Rolex’s resale value. But here’s the truth: the warranty card is the real star. While the box looks nice, it doesn’t add much to the price