Wanna train yourself to stop losing or breaking your sunglasses every year? Coat those suckers in pure gold. That oughta do it. Ray-Ban’s classic Aviators are now available in 18k gold for $3,200. Limited to 1,200 pieces worldwide, each pair is packed with the company’s finest lenses, the P3 Plus, as well as Ray-Ban’s top-of-the-line polarized glass lens.