We only use high quality Natural Australian Opals (NO synthetics or imitations). Please do not hesitate to contact me if you have any questions or concerns. All pictures were taking under the natural light.14K Yellow Gold: 1.67g. Natural Australian Boulder Opal, Pear Shaped, 0.67 ct. 10 Diamond: 0.12 ct. Opal Color: Blue & Green. Your 100% Satisfaction is our commitment! Please read the description and measurement of the items. Sometime the images could make the object looks a lot bigger than the actual size. You won't find two exactly identical opal gems because of their unrepeatable play-of-color. Please protect your precious opal from heat and detergents that "dry" the gem. Being worn frequently can help opal to acquire the necessary humidity from the air as well as from the skin. The item "Pear Shaped Australian Boulder Opal & Diamond Engagement Ring 14K Yellow Gold" is in sale since Friday, July 14, 2017. This item is in the category "Jewelry & Watches\Fine Jewelry\Fine Rings\Gemstone". The seller is "fantasticopal" and is located in Smyrna, Georgia. This item can be shipped worldwide.