Synthetic Ruby Watch Jewels
Precision-engineered synthetic ruby jewels used as bearings in watch movements to reduce friction on pivots. These fall under HTS 9114.90.10.00 as they are specifically classified as 'jewels' for clocks or watches, distinct from general parts. Typically supplied in sets of 7, 15, or 17 pieces matching standard movement configurations.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If natural gemstones not drilled for bearings
Undrilled natural rubies/sapphons fall under precious stones Chapter 71, not watch parts.
If used in industrial precision instruments
Jewels for non-watch applications like gyroscopes classify as ball bearing parts in Chapter 84.
If supplied as bulk industrial grinding media
Chapter 68 covers synthetic jewels sold for general abrasive/manufacturing use, not watch-specific.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Verify jewel material certification (synthetic ruby/sapphire) as natural gemstones may classify under Chapter 71
• Include technical specs showing pivot hole drilling and oil retention cups for proper 'watch jewel' classification
• Avoid bulk shipments exceeding 100,000 pieces without end-user certificates to prevent scrutiny as industrial supplies
Related Products under HTS 9114.90.10.00
17-Jewel ETA 2824 Bearing Set
Complete set of 17 synthetic sapphire jewels calibrated for ETA 2824 automatic watch movements. Each jewel features precisely drilled pivot holes and specific oil cups matching movement specifications. Classified under HTS 9114.90.10.00 as replacement jewels for professional watch servicing.
Pallet Stone Jewels for Chronograph Movements
Specialized impulse pallet jewels for chronograph watch escapements, typically made from synthetic ruby with hardened steel inserts. These critical jewels bear high-impact forces during stopwatch functions. HTS 9114.90.10.00 classification applies to all functional watch jewels regardless of position.
Balance Staff Jewels Pair
Matched pair of domed synthetic sapphire jewels for watch balance staff pivots, featuring concave polishing for minimal friction. Critical for rate accuracy in mechanical timepieces. Falls under HTS 9114.90.10.00 as these are the most precisely manufactured watch jewels.
Bulk Synthetic Sapphire Watch Jewels (1000 pieces)
Factory-packed tray of 1000 identical synthetic sapphire jewels for high-volume watch assembly lines. Each jewel precision-ground to standard 1.20mm pivot hole diameter. HTS 9114.90.10.00 applies to bulk shipments destined for watch manufacturing.
Vintage Omega Speedmaster Jewels Kit
Restoration kit containing exact-specification synthetic ruby jewels for 1960s Omega Speedmaster movements. Includes numbered positions for proper caliber 321 installation. Classified as watch jewels under HTS 9114.90.10.00 despite vintage application.