A beautifully designed art nouveau style butterfly necklace crafted from sterling silver featuring coloured enamel on the body of the larger butterfly with two amethyst gemstones and a smaller marcasite butterfly above this necklace has a 45cm 18inch chainamethyst informationnumber of stones 2stone shape oval roundstone size 1 x 5mm x 3mm 1 x 150mmcarat weight 025ctnaturalcreated natural amethystcountry of origin brazilmarcasite informationnumber of stones 21stone shape