A stunning cluster style ring crafted from sterling silver set with a large oval cut faceted blue topaz gemstone offset with sparkling marcasite gemstonesblue topaz informationnumber of stones 1stone shape ovalstone size 10mm x 8mmcarat weight 311ctnaturalcreated natural blue topazcountry of origin brazilmarcasite informationnumber of stones 2stone shape roundstone size 200mmcarat weight 009ctnaturalcreated natural marcasitecountry of origin austria