Feb 22 2012 GOT DAYUMMMMM!!! Floyd Mayweather Just UPGARDED HIS FIANCE With A New ENGAGEMENT RING . . . And The Diamond Is The Size Of A BIG FACED ROLEX!!! February 22, 2012: Floyd Mayweather showed off the new WATCH he bought his fiance, Shantell. And the new GIGANTIC ring. We’ve seen a lot of rocks . .. but NOTHING that big!!!