A colorful Natural opal with red, orange, green and yellow fire colors. The Opal is 100% natural, and is ready to set into a jewelry piece. Opals are softer than most gemstones, and therefor should be handled gently and set with care. WATCH A VIDEO OF THIS OPAL. http://youtu.be/EUA5SyJw6fY 100 % Natural Opal Opal Weight: 12.0 Carat Opal Size: 20 X 16 X 8 Opal Cut By: Gabriel M. Shipping Options: Priority Mail and Express shipping options are available for those interested in faster delivery. Please contact me prior to making your purchase.