Synthetic Blue Sapphire Loose Stones
Lab-created corundum stones chemically identical to natural sapphires, cut and polished but not mounted or set. Classified under HTS 7104.99.5000 as synthetic precious stones, worked but unmounted, excluding diamonds. Used in jewelry manufacturing for their hardness and brilliance.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| šØš³China | 6.4% | +17.5% | 23.9% |
| š²š½Mexico | 6.4% | +10.0% | 16.4% |
| šØš¦Canada | 6.4% | +10.0% | 16.4% |
| š©šŖGermany | 6.4% | +10.0% | 16.4% |
| šÆšµJapan | 6.4% | +10.0% | 16.4% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If synthetic or reconstructed diamonds
Diamonds, even synthetic, are classified separately in subheading 7104.21 regardless of working status.
If temporarily strung for transport but exceeding convenience purpose
Permanent stringing or necklace assembly moves to Chapter 71 heading 7116 for semi-manufactured jewelry articles.
If sold as set with mountings or findings
When combined with metal settings, even temporarily, it becomes articles of precious metal per note 9.
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Import Tips & Compliance
ā¢ Obtain lab certification confirming synthetic origin and composition to avoid misclassification as natural stones under 7103
ā¢ Ensure stones are not strung permanently or mounted; temporary transport stringing is allowed but must be declared
Related Products under HTS 7104.99.50.00
Lab-Created Emerald Octagons
Hydrothermally grown beryl crystals with chromium for green color, cut into octagon shapes, ungraded and unmounted. HTS 7104.99.5000 covers synthetic semiprecious beryl (emerald) stones not strung or set. Ideal for custom ring and pendant settings.
Hydrothermal Synthetic Tsavorite Garnets
Lab-grown grossular garnet with vanadium/chromium for vivid green, brilliant cut loose stones. Under HTS 7104.99.5000 as synthetic precious garnets, worked but unset. High-end alternative to tsavorite/emerald.
CVD Synthetic Spinel Gems
Chemical vapor deposition grown magnesium aluminum oxide, cut into various shapes, unmounted. HTS 7104.99.5000 covers synthetic spinel semiprecious stones not strung/set. Versatile color options for costume jewelry.
Reconstructed Lapis Lazuli Beads (Unstrung)
Reconstituted from lapis powder with dye for blue color, drilled but temporarily strung only for transport. Classifies HTS 7104.99.5000 as reconstructed semiprecious, unmounted. Loose for necklace assembly.
Synthetic Rutile Star Gems
Flame fusion titanium dioxide crystals cut to show asterism, loose star sapphires alternative. HTS 7104.99.5000 for synthetic precious rutile, worked unset. Collectible for star effect enthusiasts.
Lab Cubic Zirconia Rounds
Skull crucible melted zirconium oxide, precision brilliant cut 6mm rounds, unmounted. HTS 7104.99.5000 synthetic semiprecious corundum simulant. Budget diamond substitute for all jewelry types.