This unique art deco style ring is crafted from 925 sterling silver and features a central square amethyst gemstone with glistening marcasite stones either sideamethyst informationnumber of stones 1stone shape squarestone size 5mm x 5mmcarat weight 052ctnaturalcreated natural amethystcountry of origin brazilmarcasite informationnumber of stones 6stone shape roundstone size 2 x 130mm 4 x 120mmcarat weight 008ctnaturalcreated natural marcasitecountry of origin austria