Ivory Chantilly-lace top and corset with silk-gazar ball skirt, about $9,350, by Monique Lhuillier, moniquelhuillier.com. Platinum, diamond, and peridot necklace, price upon request, by Kwiat, kwiat.com. White gold-and-diamond ring, $2,465, by Taché USA, tacheusa.com. Platinum-and-diamond engagement ring, $15,300, by Rahaminov Diamonds, rahaminovdiamond.com.
Queen for a Day