The total necklace length is approximately 20.5 inches with an extender of 1 inch. The Agate pendant extends another 1.5 inches from the middle of the necklace. The Green Aventurine sticks are about an inch in length. The set is paired with sterling silver and Swarovski crystals for an extra pop. The clasp is a lobster clasp and earrings are 1.5 inch length with french hook.