Natural Fancy Red Diamond

Natural Fancy Red Diamond · Rough / Untrimmed Crystal

Not applicable (Rough crystal) Cut

Natural Fancy Red Diamond - Rough / Untrimmed Crystal

Carat

Estimated 0.35 - 0.50 carats

Color

Natural Fancy Deep Red

Clarity

SI1 (Estimated due to visible inclusions and rough state)

Shape

Rough / Untrimmed Crystal

Overall Assessment

An exceptionally rare and highly valuable natural rough fancy red diamond crystal holding immense collector and investment appeal

Cut Quality

Not applicable (Rough crystal)

Brilliance

Low in rough form; high potential upon cutting

Fire

Obscured by rough state, but strong potential

Scintillation

Limited in unpolished state

Proportions

Natural octahedral/irregular rough proportions

Symmetry

Natural crystalline symmetry

Polish

Unpolished rough surface with natural growth marks

Fluorescence

Medium to Strong Blue (Typical for many natural diamonds)

Inclusions

Internal carbon spots and feather fractures visible

Blemishes

Natural surface trigons and abrasion on rough edges

Origin

Likely Argyle Mine (Australia) or African alluvial deposits

Treatment Detection

No signs of artificial treatment; appears entirely natural

Estimated Value

Extremely high due to extreme rarity of natural red diamonds ($50,000 - $150,000+ per carat depending on exact saturation)

Certification Estimate

GIA (Gemological Institute of America) - Natural Fancy Color Report

Investment Potential

Exceptional; natural red diamonds are among the rarest and most appreciating colored gemstones

Similar Diamonds

Argyle pink and red diamond rough parcels

Setting Suggestions

Custom platinum or 18k yellow gold prong setting to highlight the unique red hue

Care & Maintenance

Standard ultrasonic cleaning with caution; store separately to avoid scratching other gems

Interesting Facts

Natural red diamonds are the rarest of all colored diamonds, with fewer than 30 true fancy red diamonds known to exist globally with significant size

Identified on 8/26/2026
Natural Fancy Red Diamond Rough / Untrimmed Crystal | Diamond Identifier