Antique Engagement Ring Art Deco .48 Old European Cut Diamond in PlatinumThis original Art Deco engagement ring features a . 48 carat old European cut diamond at its center. Set in fishtail prongs to give the center stone the illusion of a square shape. The mounting features a bezels set emerald cut to each side, which works to emphasize the geometric theme. Additionally, twelve (12) single cut diamonds are delicately bead set into the face of the ring and accented with fine milgrain detail, giving it sparkle from every