Marvel at the enchanting beauty of this Australian Natural 11x8mm Doublet Opal Ring, elegantly set in 9K White Gold. Classified as Natural Opal Type 3 by the Opal industry, this exquisite piece showcases Genuine Natural Australian Gem Crystal Opal, a hydrated amorphous form of silica SiO2nH2O presenting spheres of silicon dioxide molecules arranged in regular, closely packed planes. The Doublet Opal is skillfully backed by Australian Black Opal potch or Boulder Opal Potch, forming two layers with the same coefficient of thermal expansion. These layers are guaranteed for life against delamination, ensuring the longevity of this mesmerizing piece. Rest assured, this opal is guaranteed free of dyes and artificial color. All Australian Opal Cutters Jewellery and Loose Opal items come with our international warranty. Should you wish to customize this piece or have specific color preferences, please share your requests with us by including a note during checkout. Keep in mind that the opal's living play of color may result in a unique appearance, capturing the essence of its dynamic beauty. Please note that the item shown online may not precisely reflect the item you receive, as Opals have a living play of color that can be challenging to capture on camera.