Lab-Grown Diamond Jewelry Manufacturer, Supplier and Wholesaler In India

OEM & Private-Label Manufacturing for Jewellery Brands and Retailers CVD & HPHT Lab-Grown Diamonds • Certified • Scalable • Export-Ready

LAB GROWN DIAMOND JEWELRY MANUFACTURER

lab grown diamond jewellery manufacturer

Lab Grown Diamond Jewelry Manufacturer

Ethical, Sustainable Diamond studded Jewelry for Discerning Brands

At Karma, we craft high-quality, lab-grown diamonds Jewelry set in Sterling Silver and Gold that rival mined diamonds in brilliance, durability, and purity—without the environmental or ethical toll. As a trusted partner to Jewelry Brands and Wholesalers,we deliver diamonds tailored to your specifications, from carat size to cut.

Associations

Trusted Lab Grown Diamond Jewellery Manufacturing Partner

We are a lab grown diamond jewellery manufacturer specialising in OEM, private-label, and wholesale production for global jewellery brands, retailers, and distributors.

From CVD and HPHT lab-grown diamonds to finished fine jewellery, we offer end-to-end manufacturing with strict quality control, third-party certification, and flexible MOQs—designed to help brands scale confidently.

 CUSTOM DESIGN AND PRIVATE LABEL                     CERTIFIED LAB-GROWN DIAMONDS                          MOQ-FRIENDLY SAMPLING                                        GLOBAL EXPORT QUALITY

The Crafting Process

Diamond Seed

Starts with a thin slice of diamond seed.

Rough Stage One

Carbon melts and forms a diamond around the seed.

Rough Stage Two

Carbon Removal

The carbon is removed from the diamond.

Polished Diamond

The rough stone is cut and polished into a diamond.

Why Choose Lab-Grown Diamonds?

Lab Grown Diamond Manufacturing Expertise

We work with both CVD (Chemical Vapor Deposition) and HPHT (High Pressure High Temperature) lab-grown diamonds, allowing flexibility in pricing, specifications, and design requirements.

                                                 Our Manufacturing Process



Diamond Selection – CVD or HPHT lab-grown diamond                                       Grading & Sorting – Cut, color, clarity, and carat verification
Design & CAD Development – Custom or brand-specific designs                        Jewellery Production – Setting, polishing, and finishing
Quality Assurance – Multiple inspection checkpoints                                             Certification & Packaging – Third-party grading and private labeling


Each diamond can be supplied with an independent grading report from internationally recognised laboratories such as IGI, SGL, or HIDL.

What We ManufacturE

All pieces are manufactured using certified lab-grown diamonds and precision-crafted settings to meet international quality standards.

Certified & Quality-Assured Lab Grown Diamonds​

Quality and transparency are central to our operations.

  • Third-party certified lab-grown diamonds
  • Independent grading reports available
  • Strict internal quality checks at every stage
  • Traceable and documented production processes

Our manufacturing practices undergo regular internal reviews and third-party audits to ensure consistent compliance with industry standards.

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