Diamond Shaped Australian Boulder Opal Diamond Engagement Wedding Ring 18K Yellow Gold. Free Domestic USPS First Class Shipping! Free Gift Bag or Box with every order! Opal—the queen of gemstones, is one of the most beautiful gemstones in the world. Every piece of opal is unique in its own ways and patterns. We only use high-quality Natural Opals (NO synthetics or imitations) for our jewelry. ---------------------------------------------------------------------------------------------------- ABOUT THIS PRODUCT 18K Yellow Gold Australian Boulder Opal, 0.53 ct 16 Brilliant/Rose Cut Diamonds: 0.127 ct Opal Brightness: B3 Opal Color: Beautiful play of rainbow colors. Opal Size: 8 x 5 mm Diamond Clarity: VS Ring Size: 7 Occasion: Engagement / Wedding ---------------------------------------------------------------------------------------------- Repair: For a repair quote, don't hesitate to contact us and send us detailed pictures. ---------------------------------------------------------------------------------------------------- ADDITIONAL ADVICE Please read the description and measurement of the items. Sometimes the images could make the object look bigger than the actual size.