Every Harley rider is a little different, so celebrate that diversity with the Milestone locket collection. Fill the Harley-Davidson Women’s Willie G Skull Milestone Locket can be filled with plates and charms to express who you are. The locket portion of this necklace is 1″ in diameter and securely closes with a double magnet and snap. It also includes a 20″ chain with a 1″ adjustable portion. MOD Jewelry.