Big lot Small, Medium and large pieces. Natural Opal Rough Australian, Winton 16 Pieces Pieces from 15 to 33 mm about 149 grams - 745 cts UNTREATED! Photo wet piece! the piece for sale is what you see in photos! Lamp light condition! UNTREATED! The properties of Opal bring joy and a sense of happiness, increase the joy of living, stimulate artistic creativity and imagination. Photo wet pieces! the piece for sale is what you see in photos! Lamp light condition! please be careful with the description and measures 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