Keywords Tag: |
Gemology Tools, gemology, gemology software, computer software, appraisal, jewelry appraisal, gemstones, Jewelry Appraisal software, Jewelry Appraisal equipment, Gemology Tools Professional, GT Gemstones, GT Pro, diamonds, diamond, rubies, spectroscope, OPL spectroscope, sapphires, topaz, spinel, alexandrite, colored stones, gems, gemstone, amethyst, emeralds, diamond weight estimations, colored stone weight estimations, gemstone database, refractometer, polariscope, microscope, opal, black opal |