Every ring in our Opal and Diamond Rings collection is hand cut, hand polished and handcrafted. A great choice for any bride to be or a couple looking for a unique engagement ring. Australian Opal & Diamond rings leave a lasting impression. From Fire Opal Engagement Rings to Red Opal Wedding rings and White Opal engagement rings, our Australian Opal is 100% genuine and ethically sourced from quality mines in Australia. Certificates of Authenticity for Opal and Diamond Rings over $1,000. Over 30 years of Experience. Your most trusted source for natural Opal and Diamond rings. Fast, Easy & Direct worldwide shipping.