Natural rough diamond crystal
Natural rough diamond crystal · Rough octahedron/macle crystal form, uncut
Not applicable as it is an unpolished rough crystal Cut
Carat
Estimated 1.5 to 2.5 carats based on visual proportions
Color
Near-colorless to faint brown tint (G-J range)
Clarity
Included (I1-I2 estimated for rough crystal state with internal feathers)
Shape
Rough octahedron/macle crystal form, uncut
Overall Assessment
An appealing natural rough diamond crystal offering interesting tactile and visual appeal in its raw, uncut state.
Cut Quality
Not applicable as it is an unpolished rough crystal
Brilliance
Limited due to rough surface and natural crystal opacity
Fire
Minimal visible fire in current rough state
Scintillation
Low scintillation prior to cutting and faceting
Proportions
Natural crystal habits, not faceted
Symmetry
Natural octahedral crystal symmetry with curved faces and striations
Polish
Natural crystalline surface texture, untreated rough finish
Fluorescence
Cannot be determined without UV testing, likely inert to faint blue
Inclusions
Internal feather fractures, carbon spots, and crystal inclusions visible
Blemishes
Natural surface etch channels, trigons, and rough skin textures
Origin
Likely alluvial or primary kimberlitic deposit (Africa, Canada, or Russia)
Treatment Detection
No signs of enhancement; completely natural untreated rough
Estimated Value
Varies widely based on cutting potential, roughly $1,500 to $3,500 USD
Certification Estimate
GIA or international lab report for rough weight and origin verification
Investment Potential
Moderate, primarily valued as a collector specimen or custom-cut project
Similar Diamonds
Other alluvial rough diamond specimens of comparable size and clarity
Setting Suggestions
Raw diamond bezel setting, organic gold claw mount, or custom uncut mineral jewelry
Care & Maintenance
Store separately to prevent scratching other stones; clean gently with warm soapy water
Interesting Facts
Uncut rough diamonds retain their natural geological identity formed deep within the Earth's mantle