Rayban RB 3447 91233M-50 What goes around, comes around and this is especially true with Ray-Ban Round. These round frames reflect a sprit of an earlier time but with revamped accents.Now the round lenses are flat, sitting atop gold frames, lightweight enough for any situation but still plenty strong. They may invoke another era but their construction is as modern and high quality as it gets. Ray-Ban RB3447 Round Metal Gradient sunglasses are a true style icon. Since its initial design in the 1960s, this metal frame has been revisited countless times. Today, the iconic frame comes in gold with blue gradient lenses. FRAME SHAPE Round FRAME COLOUR Polished Gold FRAME MATERIAL Metal TEMPLE COLOUR Gold sunglasses-lens-color LENSES COLOUR Blue TREATMENT Gradient