multicolored polished stones for making jewellery. colorful cabochons for jeweller.

amethyst aquamarine brilliant business cabochon cabochons calibrated carat carats closeup crystal diamond facet factory fancy fashion garnet gemology gemstone gemstones genuine industrial jewel jewelry luxury macro manufacturing mineral natural pink precious rhodolite round rubies ruby sapphire semiprecious set shiny stone texture tourmaline transparency treasure tweezers