Brooches by Jessica Briggs The textured pattern of this brooch is picked out in both 18 and 23.5 carat golds. The grey oxidation has been partially removed to reveal spots of silver and selective burnishing further enhances the design. Features Primary Material : silver Other Materials : golds and steel Pin Type : double pin Dimensions (mm) : 32x32x6 One of a Kind : No Metal : 18+23.5ct golds and silver Hallmarked : Yes Cleaning InstructionsPlease keep boxed when not being worn. Wash in warm soapy water occasionally, taking care to thoroughly dry gently.