A touch of vintage inspiration, the Deco Keystone rings are the perfect everyday simplicity with a dash of color, featuring the most exquisite stones. Each piece is handcut and polish to perfection to fit in its individual setting. Earring stud is 5/8" x 5/8" (17mm x 17mm), for pierced ears. Material: Malachite, 925 sterling silver with Rhodium plating. Color and pattern may vary due to the unique nature of this piece.