LINK VIDE0: https://www.youtube.com/watch?v=9O7i4KSu8p4 Beautiful Play Of Colors Natural Solid Opal Polished Ethiopian, Welo Multicolor 10 pieces, Cabochon Size: 6 to 7 mm about 4.05 cts - 0.8 grams Photo with lamp light condition The properties of Opal bring joy and a sense of happiness, increase the joy of living, stimulate artistic creativity and imagination. It is believed that certain gemstones and minerals have beneficial health and spiritual properties. Catawiki cannot guarantee or be held liable for these suggested attributes which have no scientific evidence Please read the lot description and measurements. Standard shipping ( 2-7 days for Italy ) ( 10-20 days for Europe ) ( 15-40 days for rest of the world ) If you want fast shipping, please contact me immediately after the auction win