Efy Tal Jewelry Tiny Personalized Gold Filled Heart Custom Initial Necklace with Choice of Birth Month Charm Chain: 16" (40.6 cm) or 18" (45.6 cm) Dimensions: Pendant - 1/2" (13 mm) Materials: 14 Kt Gold Filled chain and pendant, choose your own Birth Month Charm All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free.