This unique art deco style ring is crafted from 925 sterling silver and features a central square mystic green topaz gemstone with glistening marcasite stones either sidemystic green topaz informationnumber of stones 1stone shape squarestone size 5mm x 5mmcarat weight 074ctnaturalcreated natural mystic green topazcountry of origin brazilmarcasite informationnumber of stones 6stone shape roundstone size 2 x 130mm 4 x 120mmcarat weight 008ctnaturalcreated natural marcasit