SECTION XVIII - OPTICAL, PHOTOGRAPHIC, CINEMATOGRAPHIC, MEASURING, CHECKING, PRECISION, MEDICAL OR SURGICAL INSTRUMENTS AND APPARATUS; CLOCKS AND WATCHES; MUSICAL INSTRUMENTS; PARTS AND ACCESSORIES THEREOF > CHAPTER 91 - CLOCKS AND WATCHES AND PARTS THEREOF > 9113 Watch straps, watch bands and watch bracelets, and parts thereof > Of precious metal or of metal clad with precious metal > Of precious metal