Black Opal and Diamond Ring
A spectacular 18K white gold ring with a rare and very valuable Australian black opal. Natural stone have a well-formed color patches and a wide play-of-color range with a predominance of red-orange and blue-green flashes. This magnificent insert is securely fixed by four neat prongs, haloed by colorless round-cut diamonds and adorned with two major pear-shape diamonds. The shank is also decorated with small diamonds.