You'll fall head over heels for all kinds of pieces — earrings, necklaces, bracelets, rings — at every price point, starting ...

M.S. Rau is selling items including a brooch owned by Queen Mary, a donkey pin owned by John F. Kennedy, and more historical jewels.

The Connoisseurs Diamond Dazzle Stik is a breeze to use. Just twist the base until a bit of blue cleaning solution appears on the brush. Dab onto the stone and the setting, then rinse and dry the gem.