This opal comes directly from Ethiopian mines, harvested, cut, and then shipped to Europe. It's a stunning specimen of enormous size, with high brilliance and a beautiful play of colors, with predominantly red and green, orange, and a hint of blue. It's completely natural and untreated. A collector's item! Beautiful Play Of Colors Huge Piece Natural Solid Opal Untreated Polished Ethiopian, Welo Multicolor (Main red and green) 1 piece, Cabochon Size: 23 x 20 x 11 mm about 26.3 cts - 5.26 grams Colors may vary depending on the light used (this is a characteristic of natural opals). 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