JGAB Digital Showroom Exhibitors | Products | MY LIST Demidoff Co., Ltd. Country/Region: THAILAND Hall No.: Hall 3 Stand No.: N32 Category: Coloured Gemstones ADD TO MY LIST More about this exhibitor Visit website Russian Alexandrite Russian Alexandrite 7.5*6.8mm, 2.09ct , good luster, 100% color change. Price by request.