The Gray Opal and Diamond Ring showcases a large oval cabochon-cut opal in hues of blue and green, surrounded by baguette and round-cut diamonds. Crafted with fine craftsmanship, this luxurious ring is made of platinum and white gold, measuring 3/4' x 1/2, Size 6.25. This 1960's piece features an 8.39 ct opal and 0.89 ct diamonds.