Gem Name : Natural Opal Rough Weight : 35.80 Cts Pieces : 1 pcs Size ( approx. ) : 31.0 x 10.2 x 5.7 mm Shape /Cut : Fancy Cabochon Color : Brown Treatment : No indication of treatments Origin : Australian, Queensland The Origin and Treatment declarations are the opinion of the seller. A. All pictures are taken in normal daylight. B. We only send via Singapore Registered Post (transit time usually 15 to 30 working days). C. For express shipping there is an additional charge. D. If you have any questions about the gemstones, please ask before bidding in order to prevent avoidable returns.