MEDINA

Antwerp-based wholesale supplier of IGI, HRD & GIA certified diamonds. Competitive trade pricing, 3,000+ carats in stock, ships within 1 business day.

100%
CVD Lab-Grown
IGI & HRD
Certified
GIA Certified
Natural Diamonds
Conflict-Free
Production
About Medina

A trusted partner for the diamond trade.

Medina Diamonds is an Antwerp-based B2B wholesale supplier of certified lab-grown CVD and GIA-certified natural diamonds. We supply jewellers and gem traders across Europe with consistent quality, transparent grading and competitive pricing.

Read our story

The collection.

Round, melee and fancy shapes — ready to ship or fulfilled to specification.

Round Brilliant

Round Brilliant

From melee to 5ct+

Melee Parcels

Melee Parcels

Calibrated for pavé & halo

Fancy Shapes

Fancy Shapes

Oval, pear, emerald & more

Why Medina

Why choose Medina?

01

Direct Wholesale Pricing

No middlemen — direct supplier pricing built to protect your margins.

02

Impeccable Quality Standards

Every diamond independently graded and certified before it ships.

03

Ethically & Sustainably Grown

Minimal environmental impact and fully conflict-free production.

04

IGI, HRD & GIA Certified

Lab-grown diamonds graded by IGI or HRD Antwerp; natural diamonds certified by GIA — the world's most respected gemological institutes.

05

Wide Range of Shapes & Sizes

From melee to 5ct+ across ten shapes — serving all inventory needs.

29+ Countries
European jewellers served
3,000+ Carats
In live inventory
1 Business Day
Average shipping time
Shapes

Diamond shapes we offer.

Round cut lab-grown diamond
Round Cut
Oval cut lab-grown diamond
Oval Cut
Radiant cut lab-grown diamond
Radiant Cut
Pear cut lab-grown diamond
Pear Cut
Princess cut lab-grown diamond
Princess Cut
Emerald cut lab-grown diamond
Emerald Cut
Marquise cut lab-grown diamond
Marquise Cut
Cushion cut lab-grown diamond
Cushion Cut
Heart cut lab-grown diamond
Heart Cut
Asscher cut lab-grown diamond
Asscher Cut
Our Certifications

Every Diamond, Independently Certified

Lab-grown diamonds are certified by IGI or HRD Antwerp. All natural diamonds carry a GIA certificate — guaranteeing quality, authenticity, and peace of mind for you and your customers.

IGI — International Gemological Institute
International Gemological Institute

IGI — globally recognised diamond certification authority

HRD Antwerp
HRD Antwerp

HRD Antwerp — Europe's leading diamond certification authority

GIA — Gemological Institute of America
Gemological Institute of America

Gemological Institute of America — certifying all our natural diamonds

A standard upheld by the trade.

3,000+ carats

A deep, live inventory ready for immediate allocation.

IGI · HRD · GIA certified

Every stone graded by the world's most respected labs — IGI and HRD Antwerp for lab-grown, GIA for natural.

Wholesale pricing

Honest trade pricing built to protect your margins.

Fast shipping

In-stock orders ship within one business day.

Melee & fancy

Round brilliants, calibrated melee, and a full range of fancy cuts.

Direct service

A direct line to a team that understands the trade.

Delivered on schedule.

Every time.

0
day

In-stock orders ship within one business day, fully insured and traceable.

0
days

Custom and out-of-stock requests fulfilled and shipped within seven business days.

Certified CVD lab-grown diamond
Wholesale Enquiries

Ready to stock certified lab-grown and natural diamonds?

Tell us about your business and we'll share current inventory and wholesale pricing.