Ray Ban Sunglasses. Series Round Metal. Series number - RB3447. Color code - 919648. Shape - Round. Lens Width - 53 mm. Lens Height - 49.5 mm. Lens Bridge - 21 mm. Arm Length - 145 mm. 100% UV protection. Polarized. Frame Material - Metal. Frame Color - Polished Gold. Lenses Type - Polarized Black. Rim Style - Full-Rim. UPC/EAN code - 8056597365109. Ray Ban Round Metal Polarized Black Unisex Sunglasses RB3447 919648 53.All Ray Ban Eyewear may include Case/Pouch and may include a polishing cloth. Case size and color may vary.