Synthetic Opal Cabochons
Synthetic opal cabochons are reconstructed silica-based synthetic opals cut into smooth cabochon domes for use in pendants and rings. These stones are unset and not strung, suitable for jewelry applications. They are classified under tariff item 7104.99.00 as synthetic semi-precious stones, worked but not mounted, set, or strung.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the cabochons are not set or strung to qualify for this tariff item
• Document the synthetic silica composition for CBSA classification
• Declare the stones as loose, worked gems for accurate assessment
Related Products under Tariff item 7104.99.00
Cut Cubic Zirconia Rounds
Cut cubic zirconia rounds are synthetic stones produced from zirconium oxide, precision-cut into brilliant round facets and graded for clarity and size. They are not set into any mounting or strung, making them suitable for use in jewelry manufacturing. These stones fall under tariff item 7104.99.00 as synthetic precious or semi-precious stones, worked but not mounted, set, or strung.
Moissanite Princess Cuts
Moissanite princess cuts are lab-created silicon carbide stones cut in a square princess style, designed as diamond simulants for engagement rings. These stones are unset and jewelry-ready, not strung or mounted. They are classified under tariff item 7104.99.00 as synthetic semi-precious stones, worked but not mounted, set, or strung.
Reconstructed Ruby Brilliant Cuts
Reconstructed ruby brilliant cuts are synthetic rubies made from corundum, cut in a classic brilliant round style for maximum sparkle. These stones are not mounted or strung, making them ideal for ring or pendant settings. They are classified under tariff item 7104.99.00 as reconstructed precious stones, worked but not mounted, set, or strung.
Synthetic Amethyst Marquise Cuts
Synthetic amethyst marquise cuts are synthetic quartz stones cut in an elongated marquise boat shape, featuring a purple amethyst color for vintage-style jewelry. These stones are unset and not strung, suitable for jewelry manufacture. They fall under tariff item 7104.99.00 as synthetic semi-precious stones, worked but not mounted, set, or strung.
Synthetic Aquamarine Baguettes
Synthetic aquamarine baguettes are hydrothermally grown synthetic beryl stones cut into rectangular baguette shapes, used for side stone applications in rings and bracelets. These stones are precisely cut, unset, and not strung. They are classified under tariff item 7104.99.00 as synthetic semi-precious stones, worked but not mounted, set, or strung.
Synthetic Citrine Rounds
Synthetic citrine rounds are synthetic quartz stones cut and heat-treated to achieve a citrine color, featuring a brilliant round cut for everyday jewelry. These stones are not mounted and are unset, making them suitable for jewelry fabrication. They fall under tariff item 7104.99.00 as synthetic semi-precious stones, worked but not mounted, set, or strung.