Brooches by Donna Barry This pretty Sterling silver pin has a lightly textured surface with a satin/pearlescent finish. The wire pin itself is 7cm long and is secured with a silver stopper with rubber inside. Ideal for special occasions such as weddings. Features Primary Material : silver Pin Type : pin Dimensions (mm) : 30 x 30 One of a Kind : No Metal : sterling silver Hallmarked : Yes Cleaning InstructionsPlace pin in silver dip and leave for just a few seconds. Leave longer if badly tarnished. Then, rinse well with warm water. Using a soft toothbrush and fairy liquid, brush the silver all over. Rinse thoroughly and dry using a hair dryer. This will reduce any silver dip residue or water stain.