Raw Black Diamond Value Guide

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Raw Black Diamond
Estimated Value
$7,000 – $7,000
Period
Ancient geological formation
Origin
Brazil or Central African Republic
Materials
Carbonado
Category
Raw diamond

Raw black diamonds, scientifically known as Carbonado, are prized by collectors for their extreme toughness and mysterious geological history. Unlike traditional diamonds, these specimens are often linked to extraterrestrial origins due to their unique polycrystalline structure and presence in specific regions like Brazil and the Central African Republic.

What Is Raw Black Diamond Worth?

The typical price range for Raw Black Diamond is $7,000 - $7,000 based on recent sales. However, values can vary depending on the item's condition, rarity, and other factors such as:

  • Carat weight and physical dimensions, with high-quality specimens reaching values around $7,000.
  • The presence of unique surface textures and the degree of 'raw' aesthetic appeal for avant-garde jewelry use.
  • Geographic provenance, specifically sourcing from known Carbonado deposits in Brazil or the Central African Republic.
  • Structural integrity and the absence of excessive crumbling, which is vital for both display and setting.

How to Identify Raw Black Diamond?

  • Look for a porous, charcoal-like surface texture characteristic of authentic Carbonado formations.
  • Verify a deep, opaque black or dark grey color that does not transmit light like standard fancy diamonds.
  • Check for a high luster on raw facets that distinguishes it from common industrial bort or black hematite.
  • Confirm the material is composed of polycrystalline diamond aggregates rather than a single crystal.

History of Raw Black Diamond

Black diamonds, also known as carbonado, are among the toughest forms of natural diamond. Unlike their transparent counterparts, their origin is still debated, with some theories suggesting an extraterrestrial origin due to their unique composition. They have been used in tools and industrial applications for centuries, but in recent times, their distinctive beauty has made them a popular choice in avant-garde jewelry, especially in their raw, unpolished state.

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