Absolutely beautiful Vintage Designer 1.16ctw AAA Quality Cobalt Blue Ceylon Sapphire and Colorless Round Brilliant cut Diamonds in Solid 14k White Gold - Princess Diana Engagement Wedding Ring. This ring is just breathtaking as she comprises of a center AAA quality .80ct Ceylon sapphire and for all you gemstone connoisseur this is the highly valued color and transparency you have been looking for and surrounded with nineteen natural colorless diamonds all masterfully set in solid 14k white gold.