Amazon.com: Boucheron - BC0004S, Cat Eye, acetate/metal 。Preowned Boucheron BC0004S 003 52-20 130 Cat 2 Clear Eye Sunglasses With a Parisian heritage and an inspiration of eternal love, Boucheron BC0004S sunglasses are hand crafted to perfection. Silver detail makes way for slim arms incorporated with contrasting black ear socks. Exclusive Boucheron Quatre detail is embellished at tip of the ear sock which is made up of a combination of golds, Clou de Paris, grosgrains, mirror setting and double godron. Boucheron\'s signature Quatre detail is made in Switzerland due to its reputation of high quality goods. A modern cat eye style has been adopted to a handmade crystal acetate frame imprinted with Quatre detail.