Gold Copper Supply – Premium Rough Diamonds from Tanzania

Discover the raw beauty of natural, rough diamonds, sourced ethically from Tanzania’s rich mineral deposits. Each uncut stone carries unique characteristics, offering endless possibilities for master jewelers and collectors.

Key Features of Our Rough Diamonds:

Color – Nature’s Unique Palette

• White: Classic and versatile, ideal for traditional cuts.

• Blue: Exceptionally rare, prized for their striking hue.

• Black: Bold and dramatic, perfect for statement jewelry.

• Pink: Among the rarest, commanding premium value.

Shape – Natural Form, Maximum Potential

Most rough diamonds form as octahedrons (double pyramids), though each stone’s unique shape influences its cut, brilliance, and final beauty.

Size – From Petite to Extraordinary

• Smalls: 0.65ct or below – ideal for accent stones.

• Grainers: 0.66ct–1.79ct – balanced for solitaires.

• Large Stones: 1.8ct–10.79ct – perfect for centerpieces.

• Special Stones: 10.8ct+ – rare, investment-grade gems.

Clarity – Purity Defines Brilliance

Internal and external characteristics vary, with high-clarity rough diamonds yielding the most dazzling polished gems.

Cleavage – Precision Matters

Our diamonds are expertly assessed for natural cleavage planes, ensuring optimal cutting techniques to maximize brilliance and minimize waste.

Why Choose Gold Copper Supply?

 Ethically Sourced – Mined responsibly in Tanzania.
 Unmatched Quality – Hand-selected for superior potential.
 Global Expertise – Trusted by jewelers and collectors worldwide.

Unlock the potential of nature’s finest – only with Gold Copper Supply.