I think once they have received the money, it is considered sold. There is offer and acceptance, so there is a binding contract. I think they cannot take back the items. I could be wrong.
Anywway, I love all your items. They are oh so beautiful!!!
WOW! congrats! and what a nice wedding gift for your friend!! thanx for posting pix, everything is gorgeous. you are so lucky! うらやましい!i'm so jealous! heehee enjoy the hearts!