We've spotted key necklaces and charms all over the place lately, from Nordstrom's catalog to the necks of Avril Lavigne and Ashlee Simpson. Our version combines multiple charms together for a one of a kind, vintage look. Clockwise from top left: "Flirt" necklace, $40. Vintage key & charms, $20. "Key to My Heart" necklace, $34. Vintage key with padlock, $20.