B2B Wholesale Natural Diamond Supplier

Direct Wholesale Natural Diamonds for Fine Jewelers & Retailers

Ethically sourced, 100% natural diamonds with GIA & IGI certification, precision-calibrated melee parcels, and dedicated global trade fulfillment.

100% Kimberley Process Compliant
Zero Synthetic Tolerance
GIA & IGI Certified Lots
Crystara Diam diamond specialist at trade desk with natural diamond parcels, loupe boxes, and GIA certifications
✦ Live Trade Desk · Surat Diamond Hub
Trade Reputation & Real Deliveries

Verified International Client Proofs

Real WhatsApp trade conversations, GIA & IGI certificate unboxings, and insured FedEx deliveries from fine jewelers and retail partners worldwide. Click any proof to view full size.

Join 200+ active retail & jeweler partners sourcing directly on WhatsApp.

Inquire on WhatsApp
Institutional Integrity

Built on Verifiable Provenance & Industry Trust

We understand the stringent requirements of fine jewelers and retail brands. Every parcel and individual stone in our inventory is backed by rigorous ethical sourcing protocols and independent laboratory verification.

5+
Years in Global Diamond Trade
100%
Natural & Lab-Certified Stones
200+
Active Jewelers & Retail Partners

100% Conflict-Free & Ethical

Every rough stone is procured strictly through legitimate channels compliant with the Kimberley Process Certification Scheme (KPCS) and the World Diamond Council System of Warranties. We guarantee conflict-free provenance from mine to parcel.

KPCS Compliant Ethical Provenance

Recognized Grading Standards

Our single diamonds and premium certified lots are graded by foremost global gemological institutes (GIA, IGI, or HRD). Full digital dossiers, high-definition 360° videos, and laser inscription verification are provided for complete retail transparency.

GIA Verified IGI Certified HRD Available

Dual-Phase Lab Screening

We enforce zero tolerance for undisclosed synthetic or lab-grown diamonds. All melee assortments and loose parcels undergo rigorous automated spectroscopic CVD/HPHT screening prior to bagging, ensuring 100% untreated natural diamond purity.

CVD/HPHT Screened Batch Integrity
Trade Advantages

Engineered to Support Fine Jewelry Margins & Deadlines

We operate as an extension of your manufacturing bench and diamond buying desk, eliminating retail markups and delivery delays.

Direct Wholesale Pricing

By sourcing rough diamonds directly and maintaining proprietary manufacturing partnerships, we eliminate multiple intermediary broker layers—giving your retail store substantial margin flexibility.

Calibrated Melee & Parcel Consistency

Need 0.80mm to 3.50mm round brilliant melee with exact color matching and table consistency for pavé micro-settings? Our sieving and grading precision saves hours of bench assembly time.

Certified Singles & Layout Matching

Access an extensive inventory of certified solitaire stones (0.30ct to 10.00ct+) in round, emerald, oval, cushion, and radiant cuts, alongside expertly matched pairs for fine earrings and custom suites.

Direct WhatsApp Trade Concierge

No tedious ticketing systems or waiting days for email quotes. Message our trade specialists directly on WhatsApp for real-time inventory checks, memo requests, stone videos, and custom assortments.

Behind The Loupe · Live Inventory

Featured Trade Reels & Live Diamond Inspections

Watch live inspections, sieve calibrations, and direct vault unboxings from our Surat diamond manufacturing hub.

Interested in any stone, parcel, or custom cut featured in our reels?

Chat on WhatsApp
Instant Trade Valuation

Request Direct Wholesale Pricing

Specify your exact natural diamond parameters. Our trade desk calculates live wholesale margins and responds directly with competitive price structures within minutes.

Crystara Diam · Surat Trade Desk

Get the Price

GIA / IGI certified natural diamonds & calibrated parcels.
No middlemen · Zero synthetic tolerance.

Your Details
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Diamond Specification
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Select a shape.
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Your details are used only to prepare your trade quote.
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Request Received

We're preparing your wholesale price quote and will connect with you on WhatsApp shortly.

Effortless Procurement

How Retailers & Jewelers Source From Us

A frictionless three-step trade procurement process designed for speed, security, and complete specification accuracy.

01

Message on WhatsApp

Reach out with your exact sourcing criteria: carat weight, shape, color, clarity parameters, or millimeter sieve sizes for melee parcels.

02

Review Specs & Memo Quote

Receive high-definition 360° videos, certificate scans (GIA/IGI), exact stone layouts, and competitive wholesale price structures within minutes.

03

Insured Global Dispatch

Upon approval, orders are vacuum-sealed, tamper-evident packaged, and dispatched via fully insured armored courier (Brink's / Malca-Amit / FedEx Secure) straight to your door.

Connect with our Diamond Buying Desk

Ready to verify parcel availability, request certified solitaire pricing, or establish a wholesale trade account? Our team is available right now.

Desk Hours: Monday – Saturday · 8:00 AM – 8:00 PM (GMT+5:30)
Direct WhatsApp / Phone: +91 84600 24181
Direct Email: trade@crystoradiam.com
Message Trade Desk on WhatsApp Average response time: < 15 minutes during trade hours
Trade Chat Desk Active