Minerals commodity
Diamond
DRC (one of Africa's largest by volume), Tanzania (Williamson mine), CAR. Industrial and gem-quality.
At a glance
- Family
- Gemstones
- Sector
- Minerals
- HS code
- 7102.10
- Forms
- 4
Traded forms
- Unsorted
- Rough diamonds, unworked and unsorted
- Industrial GradeHS 7102.21
- Industrial diamonds for cutting and drilling
- Gem-quality (rough, unworked)HS 7102.31
- Non-industrial rough diamonds
- Gem-quality (cut and polished)HS 7102.39
- Worked diamonds, not mounted
Grading standards
CIBJO Diamond Blue Book
CIBJO — The World Jewellery Confederation · Current · CIBJO Diamond
GIA Diamond Grading (4Cs)
Gemological Institute of America · Current · GIA 4Cs
Frequently asked
- What is Diamond?
- DRC (one of Africa's largest by volume), Tanzania (Williamson mine), CAR. Industrial and gem-quality.
- Which forms is Diamond traded in?
- Diamond is traded as: Unsorted, Industrial Grade, Gem-quality (rough, unworked), Gem-quality (cut and polished).
- Which standards apply to Diamond?
- Applicable grading standards include: CIBJO Diamond Blue Book; GIA Diamond Grading (4Cs).
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