Bones Classic Necklace - 925 SilverBones Classic 925 Sterling Silver Necklace Introducing Billy Bones Clubs Core Jewellery Range. Solid 925 silver staples, designed from scratch in house and bad to the bone, baby. Each core piece is crafted by hand, giving it a distinct texture and ensuring no two are ever exactly alike. The ultimate Bones icon, now hanging from your neck. The Bones Classic Necklace features an oval frame slashed with crossed bones, cast in heavy oxidised 925 sterling