Stunning Rainbow Colored Mexican Fire Opal Diamond Engagement Ring 18K Yellow Gold. 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.  We use 100% Natural & Ethically opal stones (NO synthetics or imitations) for our jewelry. --------------------------------------------------------------- ABOUT THIS PRODUCT Solid 18k Yellow Gold Mexican Fire Opal: 0.54 ct 24 Diamond: 0.341 ct Metal Color: Golden Opal Color: Rainbow Opal Measures: 8 x 5 mm Opal Color: Reflects Bright Green, Yellow, and Blue Colors. Ring Size: 7 Occasion: Engagement / Wedding --------------------------------------------------------------- REPAIR: For a repair quote, please contact us and send detailed pictures to us. --------------------------------------------------------------- ADDITIONAL ADVICE: Please read the description and measurement of the items. Sometimes the images could make the object looks a lot bigger than the actual size.