This is a stunning natural Australian Boulder Opal, perfect for any collector or jewelry enthusiast. The solid opal is a unique bi-color/multicolor free-form gemstone, weighing 82.4ct. It has not been enhanced in any way and has been polished to reveal the rare and natural beauty of the color-filled veins. This piece is a beautiful museum specimen, with a very good rough-cut grade. It is a one-of-a-kind gemstone that will make a beautiful addition to any collection, pendant, or piece of jewelry.  Please see photos and video for details and condition. Video may show opals wet under artificial light to reveal subtle colors and patterns on the opals.  Add $4.99 shipping via USPS Ground Advantage. FREE combined shipping.  If you don't see the savings on your invoice, message me for discount.  Thanks for viewing my other great listings. We love OPALS at my store "Rhythm and Cards"