Rough / Raw Natural Diamond
Rough / Raw Natural Diamond · Uncut Rough (Natural Crystalline State)
N/A (Rough state) Cut
Carat
Estimated 2.0 - 4.0 carats
Color
Estimated Near-Colorless to Faint Yellow (G-J range)
Clarity
Included (I1-I2 equivalent in rough state)
Shape
Uncut Rough (Natural Crystalline State)
Overall Assessment
A natural uncut diamond with visible internal inclusions and characteristic growth marks.
Cut Quality
N/A (Rough state)
Brilliance
Low (prior to polishing)
Fire
Minimal (requires facet entry/exit for dispersion)
Scintillation
Natural surface shimmer only
Proportions
N/A (Natural crystal growth)
Symmetry
N/A (Natural crystal asymmetry)
Polish
N/A (Natural unpolished surface)
Fluorescence
Indeterminable without UV light
Inclusions
Internal clouds, carbon spots, and crystal graining
Blemishes
Natural surface trigons and growth lines
Origin
Likely alluvial source or African/South American craton
Treatment Detection
None visible; appears untreated natural
Estimated Value
$400 - $1,200 depending on final yield potential
Certification Estimate
Rough stones are typically identified via Kimberley Process; GIA Rough Evaluation if desired
Investment Potential
Speculative (depends on internal clarity and cut yield)
Similar Diamonds
Raw macle or octahedral rough crystals
Setting Suggestions
Bezel or prong 'Rough' jewelry setting, or cut into a finished gem
Care & Maintenance
Standard cleaning; avoid harsh impacts on cleavage planes
Interesting Facts
Rough diamonds often have 'trigons'—tiny triangular depressions on the surface.