The Precious - Deep Red Sugar-Loaf Cut Mexican Fire Opal & Australian Opal Diamond Engagement Wedding Ring 18K Yellow Gold. Design name: The Precious! The one-of-kind design for your Precious! Design idea: I handpicked this exceptionally rare deep red Mexican fire opal and had it cut into a Sugarloaf shape for the center stone. Six Australian opals and diamonds surround it, creating a unique and exquisite design.  This design is truly one-of-kind for your Precious! Free Domestic USPS First Class Shipping!  Free One Year Limited Warranty!  Free Gift Bag or Box with every order! Opal—the queen of gemstones, is one of the most beautiful and rarest gemstones on earth.  Every piece of opals has its colors and patterns, which is perfect for designers to create unique engagement rings for someone extra special.  Our jewelry uses 100% Natural & Ethical opal stones (NO synthetics or imitations). --------------------------------------------------------------- ABOUT THIS PRODUCT 18K Yellow Gold Mexican Fire Opal: 0.46 ct Australian Black Opal, 0.57 ct 6 Diamonds: 0.069 ct Opal Size: 4.5x4.5 mm Ring Size: 7 Opal Colors: Deep Red with Some Green Colors. Occasion: Engagement/Anniversary ----------------------------------------------------------------------------------------------