50-19-140. A mid-sized round shaped frame with a small keyhole detail that features lightweight gold-plated titanium temples. The frame's distinct look can only be achieved through sculpting solid blocks of titanium. 100% pure titanium plated in 12k silver, 18k gold, 18k rose gold combined with matching titanium temples and a hidden spring hinge. Individually numbered and handmade in Japan from the world’s finest artisanal craftsmen.