This is a ring with a purple cabochon-cut stone. The type of stone is unknown, but it looks like amethyst due to its color and texture. We have not had it appraised, so the details of the material and gemstone are unknown. It has an antique design and a strong presence. Please purchase only if you understand that this is a used item that has been stored for a long time. - Color: Purple stone - Material: Metal ring - Design: Twisted edge - Style: Classic style - Size: Adjustable ring Thank you for viewing.