Gemological Institute of Cambodia

cambodia natural gemstone siemreap gemstones jewelry diamond ruby moonstone natural gemstone siem reap zircon black star opal fibrolite sillimanite cat’s eye cat’s eye sillimanite rainbowmoonstone rainbow black moonstone star black green tourmaline greentourmaline verdelite beautiful jewellery luxury hope hopediamond platinum doublet doubletopal custom made engagement ring engagement earrings handmade blue zircon jade myanmar jadeite emerald colombia ratanakiri natural zircon somadevi presentation guide angkor tour auction world record classroom biggest sapphire creative unheated pyrite amethyst peridot sunstone iolite inclusions quartz