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These specialized retailers focus on rough diamonds for collectors and custom jewelry designers.

: Brands like Shane Co. and Brilliant Earth emphasize ethically sourced mined diamonds, though they primarily sell finished jewelry. Expert Tips for Buyers

Purchasing uncut diamonds, also known as , requires careful attention to ethical sourcing certifications and stone quality, as traditional grading reports for color and clarity are generally unavailable for stones in their raw form. Top Online Retailers for Rough Diamonds

: Look for characteristic diamond shapes such as octahedrons (two triangles pushed together) or dodecahedrons .

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