Huge white opal ring with lots of glimmer in pink and blue set in 14k yellow gold. The oval stone is a little over 3/4 inch or about 21mm by 5/8 inch or 15mm in size. Size is 9 1/2 - 9 3/4. There is a small natural flaw on the back of the stone, however, it does not show at all on the face of the stone - see photographs. Weight is 13.7 grams.