Description
Gem-Grade Diamonds – Wholesale Natural Rough Diamonds: Ethically Sourced for Quality & Industry
In the world of high-stakes gemstone cutting and industrial manufacturing, the integrity of your raw material is the foundation of your success. Our premium inventory of natural rough diamonds offers the perfect balance of quality, transparency, and ethical assurance.
Whether you are a master gem cutter seeking high-yield stones for the luxury market or a tool manufacturer requiring superior industrial abrasives, our wholesale lots provide the consistency and traceability your business demands.
100% Natural & Ethically Sourced
The modern diamond market demands more than just beauty; it demands accountability. Every rough stone in our inventory is sourced from ethically managed mines that adhere to the highest international standards.
-
Conflict-Free Guarantee: We operate in full compliance with UN-mandated regulations.
-
Kimberley Process Certified: Each shipment is accompanied by valid KP certificates, ensuring your supply chain remains untainted and legally compliant.
-
Untreated & Unenhanced: We guarantee 100% natural diamonds. Our stones undergo rigorous screening to ensure they are free from high-pressure high-temperature (HPHT) treatments, irradiation, or any artificial enhancements.
Technical Specifications: Type, Color, and Clarity
To help you plan your recovery rates and maximize ROI, we provide detailed breakdowns of every parcel. Our inventory covers a broad spectrum of the GIA grading scale, ensuring we have the right material for your specific project.
Gemstone Grade Rough
For those focused on high-end jewelry production, we offer stones with exceptional optical potential:
-
Diamond Types: Primarily Type Ia and Type Ib.
-
Color Range: D (Colorless) through Z (Light Yellow).
-
Clarity Range: FL (Flawless) to SI2 (Slightly Included).
-
Size Availability: 0.5 ct to 10 ct+ individual stones and sorted parcels.
Industrial Grade Rough
For tool manufacturers and tech applications, we provide rough diamonds optimized for hardness and thermal conductivity, ideal for:
-
Precision cutting tools and drill bits.
-
Industrial-grade abrasives and polishing powders.
-
High-tech heat sinks and optical windows.
Data-Driven Purchasing: Yield & Recovery
We understand that in diamond cutting, the “spread” is everything. To assist gem cutters and manufacturers, each shipment includes:
-
Typical Yield Ratios: Projected weight retention after cutting and polishing.
-
Sieve Distributions: Precise size sorting to ensure uniformity in your production line.
-
Certification Options: While all lots come with a Certificate of Origin, we offer GIA or HRD grading reports upon request for specific high-value stones.
Secure Global Logistics & Trade Terms
Moving high-value assets across borders requires expertise. Our export specialists manage the complexities of international trade so you don’t have to.
Shipping & Packaging
Your investment is protected from the moment it leaves our vault.
-
Packaging: Secure, anti-static, foam-lined containers to prevent friction damage.
-
Courier: Fully insured transit via specialized high-value carriers (Malca-Amit, Brinks, or FedEx International Priority).
-
Tracking: Real-time monitoring from dispatch to delivery.
Flexible Trade Terms
We support a variety of international shipping and payment terms to suit your operational needs:
-
CIF (Cost, Insurance, and Freight)
-
FOB (Free On Board)
-
DDP (Delivered Duty Paid)
Our team handles all customs clearances, providing comprehensive packing lists, commercial invoices, and the necessary Kimberley Process documentation to ensure a seamless, duty-compliant arrival.
Why Choose Our Rough Diamond Wholesale Lots?
Choosing a rough diamond supplier is about building a partnership based on trust and data. By providing clear sieve distributions and ethical guarantees, we help you reduce “mystery” in the rough, allowing for more accurate financial forecasting and superior end-product quality.
-
Transparency: No hidden treatments or “mixed” synthetic parcels.
-
Scale: From boutique cutters to large-scale industrial plants.
-
Compliance: Full international legal documentation provided with every gram.
Request a Quote Today
Ready to elevate your production with premium rough diamonds? Contact our specialists for a current inventory list, sieve distribution data, or to discuss custom parcel assembly.










Reviews
There are no reviews yet.