In the mood to treat yourself to something special? A Golden Opulence sundae from New York City’s Serendipity 3 restaurant includes a blend of 28 different cocoas, five grams of edible 23-karat gold and comes served in a goblet lined with edible gold. It also comes with an 18-karat gold-and-diamond bracelet, as well as the gold and diamond-crusted spoon. The price? $25,000.