Natural rough diamond crystal
Natural rough diamond crystal · Uncut octahedral or irregular rough crystal form
Not cut (rough stone) Cut
Carat
Estimated 1.5 to 2.5 carats
Color
Near-colorless to faint tint (G-J range estimated visually)
Clarity
Not applicable for rough stones, appears to have internal inclusions and natural features (likely VS to SI range upon cutting)
Shape
Uncut octahedral or irregular rough crystal form
Overall Assessment
An interesting natural rough diamond specimen with good clarity potential, well-suited either for custom cutting or as a unique raw mineral collectible
Cut Quality
Not cut (rough stone)
Brilliance
Limited due to rough, unpolished surface and lack of standard facet geometry
Fire
Minimal dispersion visible through rough outer skin
Scintillation
Low sparkle due to absence of precise facets and polish
Proportions
Rough natural proportions with irregular depth and no standard table or pavilion angles
Symmetry
Natural crystalline symmetry showing growth lines and irregular faces
Polish
Natural unpolished crystal face with typical rough texture and trigons
Fluorescence
Cannot be definitively determined without UV testing, appears inert to moderate
Inclusions
Natural mineral inclusions and internal feather characteristics typical of rough stones
Blemishes
Natural surface pitting, rough skin, and possible abrasions from extraction
Origin
Natural primary deposit origin (alluvial or kimberlite pipe)
Treatment Detection
No treatments detected, appears completely natural and untreated
Estimated Value
Varies significantly based on cutting potential, roughly estimated at $500 to $1,500 USD depending on final yield
Certification Estimate
GIA rough report or preliminary evaluation certificate
Investment Potential
Moderate, valued primarily for its potential yield as a cut stone or as a collectible specimen
Similar Diamonds
Other natural unpolished rough diamond crystals of comparable size and clarity
Setting Suggestions
Can be set raw in a bespoke organic or bezel setting using yellow gold or platinum to highlight its natural state
Care & Maintenance
Store separately to prevent scratching other jewelry, clean gently with warm soapy water and a soft brush
Interesting Facts
Rough diamonds retain the unique geological history of their formation deep within the Earth's mantle before being brought to the surface