Bones Classic Signet Ring - 925 SilverBones Classic 925 Sterling Silver Signet Ring 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 Bones Classic Signet Ring features a bold criss cross bone lattice design carved into oxidised 925 sterling silver, giving it a raw finish Key Features: 925