Necklaces / Pendants by Sarah Packington Necklace with a 60mm diameter circle pendant made from5mm clear acrylic with a coloured edge. Hung from a 16" silver 'omega' chain. Features Primary Material : acrylic Other Materials : silver Length (inches) : 16 One of a Kind : No Metal : sterling silver Hallmarked : Yes Cleaning InstructionsAvoid spraying with perfume, hairspray, or any alcohol based products. Clean with mild detergent and a soft cloth, or rub very gently with a 'silver cloth'.