Bronze Watch Case Barrel Ring
Marine-grade bronze ring forming the cylindrical case body for vintage-style watches. HTS 9111.90.70.00 classifies as 'other' case part developing natural patina over time. Popular in nautical pilot watches.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If refined copper-zinc base alloys unwrought
Unwrought bronze classifies under Chapter 74 copper alloys.
If other copper alloy decorative articles
Finished copper goods without watch function go to Chapter 74 residuals.
If complete assembled bronze watch cases
Full cases with crystal/back classify under heading 9112.
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Import Tips & Compliance
• Alloy composition (Cu85/Sn5/Zn10) certification needed; patina acceleration chemicals prohibited
• Tarnish-preventative packaging required
Related Products under HTS 9111.90.70.00
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A screw-down stainless steel back cover for wristwatches, featuring engraved serial numbers and water resistance seals. Classified under HTS 9111.90.70.00 as 'other' parts of watch cases, excluding bezels, since it protects the movement and is not a complete case. Made specifically for luxury dive watches.
Titanium Watch Case Ring Spacer
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Ceramic Watch Case Bezel Insert
A high-polish ceramic insert for rotating watch bezels, with laser-etched dive scale markings. Classified in HTS 9111.90.70.00 as 'other' case parts since bezel inserts are excluded from specific bezel subheadings. Common in luxury tool watches.
Sapphire Crystal Watch Case Gasket
A silicone gasket sealing the sapphire crystal to the watch case for 300m water resistance. HTS 9111.90.70.00 applies as an 'other' case part integral to case assembly and waterproofing. Standard in professional dive watches.
Brass Watch Case Crown Tube
A threaded brass tube mounted in the watch case side for winding crown attachment and water sealing. Classified under HTS 9111.90.70.00 as 'other' watch case parts facilitating case-winder integration. Used across mechanical watch models.
Aluminum Watch Case Lug Inserts
Lightweight aluminum inserts that reinforce watch case lugs for strap attachment durability. HTS 9111.90.70.00 covers these as 'other' case parts preventing lug fractures in sports watches. Often coated for corrosion resistance.