9101.29 - Other:

This HTS classification, 9101.29, encompasses "Other" wrist watches, excluding those with automatic winding, that feature a case made of precious metal or metal clad with precious metal. These timepieces may also incorporate a stop-watch facility. The key differentiator for this sub-heading lies in the absence of automatic winding mechanisms, contrasting with its sibling category 9101.21.

Further subdivisions within 9101.29 are determined by the number of jewels present in the watch's movement. This granular distinction is critical for precise classification, as the quantity of jewels often reflects the quality and complexity of the watch's internal mechanism and its durability.

The subcategories under 9101.29 are: 9101.29.10 for watches with no jewels or only one jewel; 9101.29.20 for watches with more than one jewel but not exceeding seven jewels; a category for watches with over seven jewels but not exceeding seventeen jewels; and finally, a category for watches with over seventeen jewels. This hierarchical structure allows for detailed categorization based on the sophistication of the watch movement, a common practice in classifying intricate mechanical devices.