Jewelry mystery boxes are a lot of fun and can be highly profitable, too. You can resell these pieces one-by-one, add them into bundles or even give some away as gifts to your friends and family.

Rahul Malhotra is a Weekend News Writer for Collider. From Francois Ozon to David Fincher, he'll watch anything once. He has been writing for Collider for over two years, and has covered everything ...