Section 18 Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; clocks and watches; musical instruments; parts and accessories thereof 91 Clocks and watches and parts thereof 91 13 Watch straps, watch bands and watch bracelets, and parts thereof 91 13 10 Of precious metal or of metal clad with precious metal 91 13 10 00 Of precious metal or of metal clad with precious metal Commodity Code Description 91 13 10 00 000 Of precious metal or of metal clad with precious metal
