XVIII | | | | | 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 |
| | | | 91051100 | Alarm clocks, electrically operated |
| | | | 91051900 | Alarm clocks (excl. electrically operated) |
| | | | 91052100 | Wall clocks, electrically operated |
| | | | 91052900 | Wall clocks (excl. electrically operated) |
| | | | 91059100 | Clocks, electrically operated (excl. wrist-watches, pocket-watches and other watches of heading |
| | | | 91059900 | Clocks (excl. electrically operated, wrist-watches, pocket-watches and other watches of heading |
| | | | 91061000 | Time registers and time recorders |
| | | | 91069000 | Time of day recording apparatus and apparatus for measuring, recording or otherwise indicating intervals of time, with clock or watch movement or with synchronous motor (excl. clocks of heading |
| | | | 91070000 | Time switches with clock or watch movement or with synchronous motor |
| | | | 91081100 | Watch movements, complete and assembled, electrically operated, with mechanical display only or with a device to which a mechanical display can be incorporated |
| | | | 91081200 | Watch movements, complete and assembled, electrically operated, with opto-electronic display only |
| | | | 91081900 | Watch movements, complete and assembled, electrically operated, with combined opto-electronic and mechanical display, whether or not with dial and hands |
| | | | 91082000 | Watch movements, complete and assembled, with automatic winding |
| | | | 91089000 | Watch movements, complete and assembled, with hand winding only |
| | | | 91091000 | Clock movements, complete and assembled, electrically operated (excl. watch movements) |
| | | | 91099000 | Clock movements, complete and assembled (excl. electrically operated and watch movements) |
| | | 911011 | | Complete watch movements, unassembled or partly assembled movement sets |
| | | | 91101110 | Complete watch movements, unassembled or partly assembled "movement sets", with balance wheel and hairspring |
| | | | 91101190 | Complete watch movements, unassembled or partly assembled "movement sets" (excl. with balance wheel and hairspring) |
| | | | 91101200 | Incomplete watch movements, assembled |
| | | | 91101900 | Rough clock movements |
| | | | 91109000 | Complete, unassembled or partly assembled clock movements "movement sets"; incomplete clock movements, assembled (excl. rough clock movements and watch movements) |
| | | | 91111000 | Cases for wrist-watches, pocket-watches and other watches of heading |
| | | | 91112000 | Cases for wrist-watches, pocket-watches and other watches of heading |