Brooches by Miranda Sharpe A one off silver and vitreous enamel brooch. The silver surface is engraved and layered with a mix of transparent and opaque blue enamels, detailed with 24cct gold foil. The brooch is set into a silver frame with a double pin in steel. Features Primary Material : silver Other Materials : vitreous enamel Pin Type : double pin Dimensions (mm) : 40xx40xx5 One of a Kind : Yes Metal : sterling silver Hallmarked : Yes Cleaning InstructionsUsing warm soapy water with an old toothbrush should be sufficient to clean this brooch. A standard silver cloth may also be used but please be aware that it will increase the shine on satin areas of silver.