The David Yurman 925 Sterling Silver Tides 16x12 Black Onyx Ring in size 6 is a stunning piece of jewelry featuring a cushion-shaped black onyx stone set in sterling silver. The ring is signed by David Yurman and has a prong setting style, making it a stylish and elegant choice for any cocktail or formal occasion. With a width of 10mm, this ring is perfect for adding a touch of sophistication to any outfit.