Synthetic Sapphire Watch Crystal
A curved, non-optically worked synthetic sapphire glass blank designed specifically for watch dials, providing scratch resistance without final polishing. It falls under HTS 7015.90.20.00 as 'other watch glasses' that are bent or hollowed but not optically worked, prior to lens finishing. These are imported as components for luxury watch assembly.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If optically worked and suitable for direct clock/watch use
Optically worked clock/watch glasses shift to Chapter 91 as finished timepiece parts.
If imported as sheets or strips cut to shape but not curved/hollowed
Uncurved glass sheets for further processing remain in heading 7006, per chapter notes.
If assembled into a complete watch or clock as a set
Assembled timepieces or sets are classified by essential character in Chapter 91, not as glass components.
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Import Tips & Compliance
• Verify material composition to confirm it's glass-like (fused silica qualifies); provide manufacturer specs showing no optical working
• Common pitfall: misclassifying polished crystals as finished lenses
• Ensure documentation proves use in watch manufacture
Related Products under HTS 7015.90.20.00
Mineral Glass Watch Lens Blank
A hollowed mineral glass disc, curved for watch faces but without anti-reflective coatings or optical finishing, intended for further processing into timepiece crystals. Classified under HTS 7015.90.20.00 for 'other watch glasses' that are bent or the like, not optically worked. Used by watchmakers for custom dial protection.
Acrylic Watch Glass Blank
A bent acrylic (PMMA) hollow sphere segment for budget watch crystals, not optically worked, supplied as rough-formed blanks for polishing. HTS 7015.90.20.00 covers 'other watch glasses' including polymer glass equivalents that are curved but unworked. Ideal for entry-level timepieces.
Hollow Glass Sphere for Spectacle Blanks
Precision hollow glass spheres segmented for grinding into noncorrective sunglass or safety spectacle lenses, curved but not optically worked. Falls under HTS 7015.90.20.00 as segments for manufacture of such glasses, retaining chapter 70 status. Used in eyewear production lines.
Curved Safety Goggle Glass Blank
Bent, hollowed glass blanks for noncorrective safety goggles, without optical coatings or working, for industrial eyewear fabrication. HTS 7015.90.20.00 includes such 'similar glasses' curved or the like, not suitable for immediate use. Essential for protective equipment assembly.
Watch Dial Glass Hemisphere
Hollowed glass hemispheres for premium watch dials, curved and segmented but not optically finished, awaiting doming and coating. Under HTS 7015.90.20.00 as 'other watch glasses' for manufacture. Enhances water resistance in mechanical watches.
Noncorrective Sunglass Lens Rough
Curved glass roughs for fashion sunglasses, hollowed spheres segmented without tinting or optical working. HTS 7015.90.20.00 for 'glasses for noncorrective spectacles' in blank form. Processed further for UV protection.