BRISTOL Eyeglasses by Blackfin. Color: Black/Black Gold, Black/Light Gold, Black/Gold, Brown/Blue, Size: 51-20-145. Take a look at Blackfin’s BRISTOL eyeglasses which combine timeless design with modern materials, resulting in a pair of frames that are both elegant and durable. Made from high-quality titanium, these glasses offer lightweight comfort for daily wear. The refined silhouette and subtle detailing enhance their sophisticated appeal. Perfect for any setting, BRISTOL eyeglasses seamlessly blend into any wardrobe.