Ralph By Ralph Lauren RA7170U 6210. Eyeglasses Ralph Lauren RA7170U, with a square frame in acetate, offer a modern and decisive look. The purple color completes the structured design, perfect for those looking for a strong definition in their style. Recommended for round and oval faces, since they add corners and definition to the softer features. Ideal for women. Ralph Lauren RA7170U Clear, Red - Medium Red/Clear Full-Rim for Women. These Rectangle shaped eyeglasses are great for Oval/Round shaped faces.