This is a large chunky 14K Yellow Gold and Sterling Silver obsidian and peridots. It has a 14m purple obsidian cabochon in the center and 2.5 – 6m show peridots on the sides. Marked Obsidian, 14K, Sterling. Ring size is 8. Other than a very slight indent at the bottom of the band it is in excellent condition. Very minor. It is very well made with thick sterling silver and hand jeweling. The obsidian is light to medium purple with some black and white. The top is 3/4″ by 9/16″. Band is 3/4″ tapering to 1/4″. Weight is 15.4 grams. This is a gorgeous large jeweled ring for your collection. Very showy. Height is 7/16″.