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Every diamond GIA/IGI certified — shop with confidence
Sourcing pairs? Matched-pair inventory updated daily
Antique cuts in stock — OEC, OMC, Portuguese, Moval, Old Mine
Free shipping and returns
Custom designs crafted in 4–6 days — start yours today
10% off on your first purchase
Over 10,000+ certified diamonds to choose from
24/7 customer support available

Guru Diam Trade Partner Program
Built for Your Business

Join 2,000+ retailers and jewelers who source lab-grown diamonds from New York's most trusted wholesale platform


Apply for a Trade Account
11,000+ Certified Diamonds in Live Inventory
2,000+ Active Trade Partners Across North America
Same-Day Shipping from NYC & LA
30+ Diamond Shapes Including Rare Antique Cuts

Built for Serious Jewelry Businesses

Guru Diam is a strictly B2B wholesale platform. We serve licensed jewelry professionals who need a reliable, high-volume diamond source with competitive pricing.

We Work With


  • Independent jewelry retailers (brick & mortar and online)
  • Custom jewelry designers
  • Jewelry manufacturers
  • Boutique chains (2-20 locations)
  • Estate and vintage jewelers
  • Bridal specialists

We Don't Work With


  • End consumers (strictly B2B)
  • Unlicensed resellers
  • Pawnshops and cash-for-gold businesses

What You Get as a Trade Partner

Every approved trade partner gets full platform access, dedicated support, and tools that save hours every week.

01

Live Wholesale Pricing

Real-time pricing with no hidden markups. Log in to see exact per-carat and total costs on every stone in our inventory — updated continuously as market conditions shift.

02

Same-Day Shipping

Order before 2 PM EST and your stones ship the same day via FedEx Priority Overnight from our NYC office. LA orders ship same-day via FedEx as well.

03

11,000+ Stone Inventory

The widest selection of certified lab-grown diamonds in the US wholesale market, including rare antique and specialty cuts that your competitors can't source.

04

API & CSV Integration

Connect your website's inventory directly to our live database. Update your listings automatically without manual work — keep your site current 24/7.

05

Dedicated Account Manager

Every trade partner gets a direct WhatsApp line to their account manager — not a ticket queue. Real-time answers from someone who knows your business.

06

Custom Manufacturing

From solitaire rings to tennis bracelets and necklaces. Your spec, our craftsmanship — delivered in 4-6 business days from our manufacturing partners.

Retail jewelry store interior

The Application Process

From application to your first order, the entire process takes as little as 24 hours. Here's how it works.

1

Submit Your Application

Fill out the 5-minute online form below with your business details. No fees, no commitments.

2

Provide Your Resale Certificate / Business License

Upload or email your state resale certificate or business license so we can verify your trade status.

3

Account Review

Our team reviews your application within 24 business hours. Most approvals happen the same day.

4

Approval + Onboarding Call

Once approved, you'll be assigned a dedicated account manager who'll walk you through the platform on a quick onboarding call.

5

Full Platform Access

Browse, filter, order, connect your API — you're fully operational. Start sourcing diamonds the same day you're approved.


Platform Features

Our wholesale platform is built for speed, accuracy, and ease of use. Everything you need to source diamonds efficiently — in one place.

📷 HD images and 360° video for every stone
📋 IGI/GIA certificate verification links on every listing
⚖️ Compare tool — up to 6 stones side-by-side
Wishlist and saved searches for quick reorders
💎 Matching pair service for earrings and bracelets
📱 WhatsApp broadcast for daily new arrivals
🏦 Direct bank transfer / Zelle payment — fast and secure
WhatsApp diamond alerts on mobile

Trusted by Jewelers Across North America

Don't take our word for it. Here's what our trade partners have to say about working with Guru Diam.

★★★★★

"Guru Diam changed how we source completely. We used to call 4 different suppliers. Now it's one platform with everything we need — and the shipping is actually same-day."

Marcus T. Owner, Diamond & Co. Jewelers — Houston, TX
★★★★★

"The antique cuts section alone is worth the account. We carry Old Mine and Old European cut lab-grown diamonds that no one else in our city stocks."

Daniela R. Designer, Daniela Fine Jewelry — San Francisco, CA
★★★★★

"API integration saved us 6 hours a week in manual inventory updates. Our website always shows current stock without us touching anything."

Kevin L. Founder, Modern Gems Online — Chicago, IL

Frequently Asked Questions

Common questions from prospective trade partners. If you don't see your answer here, reach out via WhatsApp or phone.

Is there a minimum order value?

No. There is no minimum order requirement. You can order a single stone or a hundred — pricing stays the same. We believe in earning your repeat business through service and value, not contractual minimums.

Do you offer credit terms?

Yes. After your first few orders and an established payment history, we offer Net-30 credit terms to qualifying trade partners. Your account manager will discuss credit options during your onboarding call. Initial orders are prepaid via bank transfer or Zelle.

Can I visit your NYC or LA showroom?

Absolutely. Our NYC showroom is at 36 W 47th Street, Suite 601A in the Diamond District, and our LA location is at 607 S Hill Street, Suite 241. Showroom visits are by appointment — contact your account manager or call us to schedule.

How is my account manager assigned?

Account managers are assigned based on your business type, location, and buying patterns to ensure the best possible fit. Every manager has deep expertise in lab-grown diamonds and direct WhatsApp access.

Can I request stones not currently in inventory?

Yes. If you need a specific size, shape, color, or clarity combination that isn't currently in our 11,000+ stone inventory, your account manager can source it from our manufacturing network. Typical turnaround is 4-6 business days.


Ready to Browse Our Inventory?

11,000+ IGI & GIA certified lab-grown diamonds — filterable by shape, carat, color, clarity, cut, growth type, and certification. Same-day shipping from New York.

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