Center diamonds, solitaire diamond pendants or diamond stud earrings .25 carats or larger purchased at Pampillonia can be traded up for a center diamond, solitaire diamond pendant or diamond stud earrings.  The trade up must be at least twice the price of the original sale price.  Items being purchased for trade up must be sold at full price as stated on the tag.  All trade ups cannot be returned or exchanged. Lab grown diamonds are excluded from our trade up policy.