BesT Wholesale Lab grown diamond jewellery manufacturer in the USA & UK
Associations




At Karma, we specialize in crafting high-quality lab-grown diamond jewelry set in Sterling Silver and Gold. Our diamonds offer the same brilliance, durability, and purity as mined diamonds—without the environmental or ethical concerns. With advanced technology and expert craftsmanship, we deliver sustainable luxury that doesn’t compromise on quality or beauty. As a trusted partner for jewelry brands and wholesalers worldwide, we provide fully customized lab-grown diamonds tailored to your specifications, including carat size, cut, shape, and design. Whether you’re launching a new collection or expanding an existing line, our team works closely with you to bring your vision to life. Choose Karma for ethical elegance, innovative design, and dependable service in every piece.
WHY KARMA?

cUSTOM JEWELRY SUPPLIER
Unique designs tailored to your vision.

DIVERSE PRODUCT RANGE
Diamond, gold, sterling silver, and minimalist jewellery.

CERTIFIED QUALITY
Proud member of the Responsible Jewellery Council, London.

sPECIALISED GOLD PLATING
Ranging from 1 micron to 15 micron
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


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
Save 50-70% compared to mined diamonds, with no compromise on quality.
Cost-Effective