African Rough Diamonds | Uncut Natural Stones from Source Mines

Discover nature’s perfect geometry in its most authentic form. Our African rough diamonds are carefully selected from the continent’s most productive alluvial and kimberlite deposits, offering cutting centers and investors direct access to source-quality stones.

Diamond Categories Available:

A. Gem-Quality Rough:

• Size Range: 0.5 carat to 50+ carats

• Colors: White, fancy yellow, brown, and rare pinks

• Clarity: VVS to SI inclusions

• Shapes: Octahedron, dodecahedron, macles

B. Industrial-Quality Rough:

• Sizes: 0.01ct to 5ct

• Applications: Drilling, cutting, polishing tools

• Bulk Pricing: Available for manufacturing applications

C. Investment Parcels:

• Mixed Parcels: 5ct to 100ct mixed quality

• Sorted Parcels: By size, color, or shape

• Special Finds: Exceptional stones for collectors

Certification & Compliance:

• Kimberley Process Certificate: Full compliance for all exports

• Provenance Mapping: GPS coordinates of recovery location

• Community Certification: Documented fair labor practices

• Export Documentation: Complete customs compliance packages

Our Selection Process:

1. Direct Sourcing: Stones purchased directly from mining cooperatives

2. Initial Sorting: By experienced sorters at collection centers

3. Expert Grading: Preliminary assessment by certified gemologists

4. Photographic Cataloging: Each stone photographed from multiple angles

5. Secure Packaging: Individually tagged in tamper-proof containers

Technical Specifications:

• Origin Countries: Angola, Democratic Republic of Congo, Sierra Leone, Zimbabwe

• Recovery Method: Alluvial (river) and Kimberlite (pipe) mining

• Average Yield: 0.5 to 3 carats per 100 tons of gravel

• Natural State: 100% untreated, no enhancements

• Inclusion Type: Natural carbon spots, feathers, clouds

Investment Advantages:
💰 Price Advantage: 25-40% below broker-sourced rough diamonds
💰 Provenance Premium: Ethically sourced stones command market premium
💰 Cutting Yield: Higher than average yield due to careful selection
💰 Market Liquidity: Strong demand from Antwerp, Mumbai, and Tel Aviv cutting centers

Ordering Options:

• Sample Parcel: 5-10 carats mixed quality ($500 minimum)

• Standard Parcel: 50-100 carats sorted by size/quality

• Bulk Purchase: 500+ carats with customized sorting criteria

• Special Selection: Hand-picked stones for specific cutting requirements

Shipping & Insurance:

• Packaging: Double-sealed security bags with serialized tags

• Transport: Specialized diamond couriers with full insurance

• Documentation: Complete Kimberley Process paperwork

• Transit Time: 7-10 days to major cutting centers

Why Choose Gemstone Heaven Co., Ltd Rough Diamonds:
✅ Direct from Mine: Eliminate 3-5 middlemen in traditional supply chains
✅ Ethical Assurance: Every stone supports community development initiatives
✅ Technical Support: Our gemologists provide cutting recommendations
✅ Market Intelligence: Regular updates on rough diamond market trends

“Each rough diamond carries the earth’s memory and our miners’ hopes—cut with skill, they become testaments to Africa’s brilliance.”