Classifications

Gemstones

Diamonds - cut [industrial]
Diamonds - cut [non-industrial: ≤0.5 carat]
Diamonds - cut [non-industrial: >0.5carat]
Diamonds - dust/powder
Diamonds - unsorted
Diamonds - unworked [industrial]
Diamonds - unworked [non-industrial]
Emeralds - cut
Emeralds - roughly shaped
Emeralds - unworked
Other Precious & Semiprecious Gemstones - cut [for jewelry manufacture]
Other Precious & Semiprecious Gemstones - cut [other]
Other Precious & Semiprecious Gemstones - dust/powder
Other Precious & Semiprecious Gemstones - roughly shaped
Other Precious & Semiprecious Gemstones - unworked
Rubies - cut
Rubies - roughly shaped
Rubies - unworked
Sapphires - cut
Sapphires - roughly shaped
Sapphires - unworked
Synthetic Diamonds - cut [for jewelry manufacture]
Synthetic Diamonds - cut [other]
Synthetic Diamonds - roughly shaped/unworked
Synthetic Piezoelectric Quartz
Synthetic Precious & Semiprecious Gemstones - cut [for jewelry manufacture]
Synthetic Precious & Semiprecious Gemstones - cut [other]
Synthetic Precious & Semiprecious Gemstones - roughly shaped/unworked