Synthetic Sapphire Rough Crystal from China
Synthetic sapphire rough crystals are roughly shaped synthetic corundum crystals produced via the Verneuil flame fusion process. They are used for watch bearings, laser components, and gem cutting, but as unworked or simply shaped synthetic precious stones, they fall under tariff item 7104.29.00.
Duty Rate — China → Canada
0%
Import Tips
• Verify the sapphire is not strung, mounted, or set, as that would exclude it from this heading
• Keep records of the Verneuil process and rough state
• For industrial uses like watch bearings, ensure the crystals are not further worked