Authentic Chanel Acetate Calfskin Chain Rectangle Sunglasses 71626A Black Sought after style Lambskin leather Lenses are in excellent condition Frames do show minor wear. Nothing major This is an authentic pair of CHANEL Acetate Calfskin Chain Rectangle Sunglasses 71626A in Black. These stylish sunglasses have stylized square rims in black with a leather threaded light gold chain-link accent on the top edge. They feature black arms with interlocking CCs at the hinges.