timeless beauty of our Australian Natural 8x6mm Triplet Opal Ring, expertly set in 925 Sterling Silver and sized perfectly at V. This exquisite piece is classified by the Opal industry as Natural Opal Type 4 - Triplet Opal, showcasing a Genuine Natural Australian Gem Crystal Opal. The opal is a hydrated amorphous form of silica SiO2nH2O, featuring spheres of silicon dioxide molecules arranged in regular, closely packed planes. Enhanced by a backing of Australian Black Opal potch and capped with a cabochon layer of silica quartz, these three layers share the same coefficient of thermal expansion, ensuring durability and guaranteed for life against delamination. Rest assured, our opals are guaranteed free of dyes and artificial color. Our international warranty covers all Australian Opal Cutters Jewellery and Loose Opal items. If you desire any modifications, changes, or have a specific color requirement for your opal, please send us a note during checkout. Additionally, upon request and at an additional charge, we are delighted to offer the option to change or upgrade your opal or alter the design of any item we offer.