Perpetual Calendar Module Assembly
Joined perpetual calendar mechanism with date wheels, month cam, and year programming fastened to movement plate. HTS 9110.90.40.00 for this incomplete high-complication watch movement. Luxury calendar watch essential.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If individual calendar wheels
Separate date/month gears without integration are watch parts.
If programmable electronic calendars
Digital perpetual calendars classify as calculating machines.
If complete in base metal case
Fully assembled cased movements become finished watches.
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Import Tips & Compliance
• Programming mechanism docs required; expert ruling advisable for complications; track assembly progress photos
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