Ralph By Ralph Lauren RA7179U 5003. Eyeglasses Ralph Lauren Ra7179u, with Frame Squared in acetate, they offer a modern and decisive look. The turtle 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 Woman. Ralph Lauren RA7179U Tortoise - Medium Tortoise Full-Rim for Women. These Rectangle shaped eyeglasses are great for Oval/Round shaped faces.