Stainless Steel Watch Back Case
A precision-machined stainless steel back cover for wristwatches, featuring screw-down threading and engraved serial numbers. It forms the rear enclosure of the watch case, protecting the movement from water and dust. Classified under HTS 9111.90.50.00 as a specific watch case part known as 'backs'.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If sold as general-purpose metal stampings without watch-specific features
Lacks chapter-specific design for timepieces, falling to base metal articles of heading 7326
If made of precious metal or clad with precious metal
Precious metal watch parts shift to Chapter 71 per chapter exclusion notes
If constructed of plastic rather than metal
Plastic watch case parts classified by material in Chapter 39, not Chapter 91
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Verify material composition via spectrometry for accurate HTS classification; ensure engravings don't alter case heading
• Obtain supplier certifications confirming sole use as watch case backs
• Watch for misclassification as general metal parts under Chapter 73
Related Products under HTS 9111.90.50.00
Aluminum Watch Bezel Ring
A lightweight aluminum bezel ring with rotating mechanism and luminous dive scale markings for dive watches. It surrounds the watch crystal and rotates to track elapsed time. Falls under HTS 9111.90.50.00 as certified watch bezels per Chapter 91 notes.
Titanium Watch Case Center
Grade 2 titanium mid-case body that holds the movement, bezel, and crystal in luxury sports watches. Features drilled lugs for bracelet integration and water resistance grooves. HTS 9111.90.50.00 covers such 'centers' as essential watch case structure.
Ceramic Watch Bezel Insert
High-tech zirconia ceramic bezel insert with engraved 60-minute dive scale and Super-LumiNova markers. Snaps into metal bezel frames for luxury dive watches. Classified as bezels under HTS 9111.90.50.00 despite ceramic material due to watch case function.
Gold-Plated Brass Watch Back
Brass watch back with thin gold electroplating and exhibition window for mechanical movements. Features domed sapphire crystal and torque screw pattern. HTS 9111.90.50.00 applies as base metal prevails over plating per chapter precious metal notes.
Dive Watch Screw-Down Bezel
Unidirectional screw-down bezel in 316L stainless steel with helium escape valve port for professional dive watches rated to 300m. Includes ratcheting mechanism and coin-edge grip. Specifically 'bezels' under HTS 9111.90.50.00.
PVD Black Coated Watch Center
Stainless steel watch case center with PVD black titanium nitride coating for tactical/military watches. Includes integrated crown guards and drilled lugs. Coating doesn't affect HTS 9111.90.50.00 classification as centers.