Necklaces / Pendants by Donna Barry The beautiful petal pendant can be removed from the necklet and has a standard twist catch. The pendant itself measures at 20 x 16 x 4mm. Features Primary Material : silver Length (inches) : 16 One of a Kind : No Metal : silver Hallmarked : No Cleaning InstructionsSilver dip pendant (not wire necklet), then rinse and brush with a soft tooth brush with hot water and fairy liquid. For best results, dry pendant with a hair dryer. This will avoid any silver dip residue or water stains. For the necklet, use a silver cloth.