14K white Gold opal and diamond ring set in the center of the ring is one cabochon cut oval shaped Opal, measuring approximately 16.0mm x 11.0mm, 5.49ct. The opal has a beautiful display of fire, including red, orange, yellow, green and blue. Set in a four prong setting, the opal is surrounded by a halo of 20 round brilliant-cut natural diamonds, 1.38ctw., I-color, SI1-clarity.