Lightweight, but durable, Dita sunglasses. Simple, minimalist, stylish. Gorgeous hand engraving. (see details) 19 46 145. They are pre-owned and are in good condition. There are a few dark spots on the metal and I’ve included a recipe to treat this in the photos. It takes 100 highly experienced craftsmen to design a single DITA frame. Many of the DITA artisans have more than 50 years experience in the craft Dita’s designers and master craftsman use only the best cellulose acetate, pure titanium, and beta-titanium for their beauty, uniqueness, and strength.