Heat-Treated Faceted Ruby
A 1-carat faceted ruby from Thailand, enhanced via standard heat treatment to improve color and clarity. HTS 7103.91.0010 applies to this worked (faceted) ruby, unmounted and suitable for ring or necklace settings. Treatment is common and does not alter classification.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If unworked rough ruby
Rough, unworked stones without any cutting or polishing go to the unworked subheading 7103.10.
If imitation ruby in costume jewelry
Synthetic or imitation rubies in non-precious metal jewelry fall under imitation jewelry per chapter note 11.
If semiprecious and temporarily strung
Semiprecious stones temporarily strung for transport use 7112.90, but rubies as precious stones stay in 7103 unless strung.
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Import Tips & Compliance
• Disclose all treatments (e.g
• heat, fracture filling) in import documentation to comply with FTC guidelines; pair with origin certificates for tariff preferences; avoid bulk packaging without individual appraisals
Related Products under HTS 7103.91.00.10
Facet-Cut Burmese Ruby
A high-quality ruby from Myanmar, precisely cut into facets to maximize brilliance and color depth, weighing approximately 2 carats. Classified under HTS 7103.91.0010 as a worked ruby, not strung, mounted, or set, fitting the definition of precious stones that are otherwise worked but unmounted. These are typically traded loose for jewelry manufacturing.
Cabochon-Cut Star Ruby
A translucent ruby exhibiting asterism (star effect) when cut en cabochon, sourced from Sri Lanka, typically 5-10 carats. Falls under HTS 7103.91.0010 as a worked precious stone (ruby), polished but not mounted, graded, or strung for sale. Ideal for collector pieces or custom settings.
Oval-Cut Mozambique Ruby
Vivid pigeon-blood red ruby from Mozambique, cut into an oval brilliant shape, around 3 carats. Classified in HTS 7103.91.0010 for worked rubies (cut and polished) not strung or set, destined for high-end jewelry trade.
Polished Rough Ruby Parcel
A parcel of pre-cut rough rubies from Africa, lightly polished on surfaces but retaining natural shape, total 50 carats. HTS 7103.91.0010 covers these 'otherwise worked' rubies, not fully faceted, ungraded, and unmounted for transport or further processing.
Briolette-Cut Ruby Bead
Teardrop-shaped briolette ruby, cut for maximum sparkle, 4mm size, suitable for strands but sold loose. As a worked ruby not strung or set, it fits HTS 7103.91.0010; bead shape doesn't imply stringing per notes.
Trapezoid-Cut Thai Ruby
Fancy trapezoid-cut ruby from Chanthaburi, Thailand, 1.5 carats with excellent clarity. HTS 7103.91.0010 for this otherwise worked (cut) ruby, loose for sidestone use in engagement rings.