CHATHAM

Chatham is still recognized as the leader of laboratory-grown gemstones. The company's Lifetime Warranty and Certificate of Authenticity assure that Chatham Lab-Grown gems will continue Carroll's legacy for generations to come... Chatham gemstones are known for their superior quality thanks to the continuous technical refinement over our 80-year history. By duplicating the conditions deep within the Earth, including temperature, pressure and chemical makeup, our laboratory can grow gemstones over a year's time. These laboratory grown gemstones are physically, optically and chemically identical to their mined counterparts. The only difference is that the gem growing process takes place above the ground, rather than below. Our technology allows us to provide gemstones at a fraction of the price... Chatham is recognized as the original architects of lab-grown gemstones and diamonds, this quality is the result of continuous technical refinement over our 80-year history. Chatham is..

Also known as: Chatham Created Gems, Inc., Chatham Inc.