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 02 WRIST-WATCHES, POCKET-WATCHES AND OTHER WATCHES, INCLUDING STOP-WATCHES, 91 02 91 OTHER POCKET-WATCHES & OTHER WATCHES,INC. STOP-WATCHES, ELECT. OPERATED Commodity Code Description 91 02 91 00 OTHER POCKET-WATCHES & OTHER WATCHES,INC. STOP-WATCHES, ELECT. OPERATED