CH
Continental Harvest Co.
Gemstones Division

Rough & Uncut Gemstones

Rough diamonds, emeralds, rubies, and sapphires — Kimberley Process certified. Direct from artisanal and industrial mines across Africa.

KPCS CertifiedConflict-Free
Rough Diamonds
Our Collection

Precious Gemstones

Rough Diamonds

Rough Diamonds

Uncut octahedral crystals. D-I Color, VVS-SI clarity. Kimberley Process certified. Direct from African mines.

$1,850/ct KP Certified
Rough Gemstones

Colored Gemstones

Rough emeralds (Zambian, Colombian), rubies (Mozambique, Burmese), and sapphires (Ceylon, Madagascar). Natural crystals with matrix.

Emeralds $850/ct Rubies $1,200/ct Sapphires $950/ct

Why Source With Us

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Kimberley Process

Every shipment carries KP certification guaranteeing conflict-free origin from approved countries.

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Secure Logistics

Armored transport and bonded warehousing. Full chain-of-custody documentation.

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Expert Grading

Carat, clarity, color, and origin documentation. Professional gemological assessment.

Contact

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