diamonds and spotlight

"i know its vary little of a Reassurance compared to the favours i have asked for but im definitely paying you back,"
Raya saying all this handing a diamond brooch to yoongi.
before he can reply anything she rushed outside the door leaving yoongi dumbfounded

the brooch in his hand sparkling so much that immediately caught his attention,the details in the brooch is so elegant and the diamonds are finely cut, it is anything but a little reassurance, it seems hella expensive. looking at the possession he seems to be thinking,
He might have seen this thing before.