Lab Grown Diamond Jewelry Manufacturer

About Messi Jewelry

A trusted lab grown diamond manufacturer and CVD diamond supplier since 2006, delivering superior quality and unbeatable factory prices worldwide.

Professional Lab Grown Diamond Manufacturer

Messi Jewelry specializes in manufacturing high-quality lab grown diamonds and customized lab diamond jewelry. As a direct factory supplier, we offer unbeatable prices without compromising on quality or certification.

Over 3,000 IGI-certified diamonds in stock
Diamonds from 0.3ct to 20ct available daily
Custom cuts and fancy colored diamonds available
Factory-direct pricing with global shipping

Our commitment to excellence ensures every diamond meets the highest standards in cut, clarity, color, and carat — the 4Cs of lab diamonds.

Our Products

Explore our extensive range of lab grown diamonds and custom jewelry, all available at factory-direct prices.

Round Lab Diamond

Available from 0.3ct to 20ct. IGI/GIA certified. Ideal cut, excellent clarity.

From $199 View Details

Oval Lab Diamond

Elegant elongated shape. Available in 1-20ct. Premium polish and symmetry.

From $249 View Details

Princess Lab Diamond

Square with pointed corners. Brilliant sparkle. 0.5ct to 10ct available.

From $229 View Details

Emerald Lab Diamond

Step-cut facets, sleek lines. 1ct to 15ct. High clarity focus.

From $279 View Details

Pink Lab Diamond

Fancy colored CVD diamonds. Natural pink hues. 0.5ct to 5ct.

From $499 View Details

Lab Diamond Ring

Custom engagement rings. 14K/18K gold or platinum. Fully customizable.

From $499 View Details

Tennis Bracelet

Channel-set lab diamonds. 2.5ct to 10ct total weight. 14K gold.

From $899 View Details

Cuban Link Necklace

Bold hiphop style. Solid 14K gold. 20” to 24” lengths. Diamond options.

From $1,299 View Details

View Full Catalog

Why Choose Messi Jewelry

IGI/GIA Certified

Over 3,000 certified lab diamonds in stock. Full traceability and authenticity.

Factory Direct

Cut out the middleman. Direct from CVD diamond manufacturer to you.

Custom Designs

Fully customizable jewelry. CAD design, 3D modeling, and prototyping.

Global Shipping

Fast, insured shipping worldwide. DHL, FedEx, and UPS options.

Frequently Asked Questions

What is a lab grown diamond?

A lab grown diamond is a real diamond created in a controlled environment using advanced CVD (Chemical Vapor Deposition) or HPHT technology. It has the same physical, chemical, and optical properties as a mined diamond.

Are your diamonds certified?

Yes, we offer IGI, GIA, and AGL certified lab grown diamonds. Over 3,000 certified stones are available in stock with daily updates.

Can I customize my jewelry?

Absolutely. We specialize in custom lab diamond jewelry. Provide your design or work with our team to create a unique piece from CAD to final product.

What is your minimum order quantity?

We accept both wholesale and single-piece orders. No MOQ for in-stock items. Custom pieces require a one-time design fee.

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