HS CodesXVIII · Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; clocks and watches; musical instruments; parts and accessories thereof91 · Clocks and watches and parts thereof91099109Chapter 91Copy pageClock movements, complete and assembledDescriptionClock movements, complete and assembledSubheadings910910Electrically operated910990OtherWas this page helpful?YesNoPrevious9108Watch movements, complete and assembledNextComplete watch or clock movements, unassembled or partly assembled (movement sets); incomplete watch or clock movements, assembled; rough watch or clock movements9110