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Over 80 years ago, Carroll Chatham introduced the world to laboratory grown emeralds. By duplicating the conditions deep within the earth, his laboratory succeeded in growing the finest gems over the course of a year’s time. A discovery so unique, it remains a carefully guarded corporate secret to this day. Chatham is now recognized worldwide as the industry leader in luxury laboratory grown gemstones and diamond jewelry.
If diamonds are a girl's best friend, then lab-grown diamonds are a modern woman's "ride-or-die." Discover sparkle grown with purpose and meant for forever.
Bold red. Pure confidence.
Ignite your story with the passionate brilliance of Chatham lab-grown ruby. Because self-expression should shine as boldly as you do.
True blue. Forever classic.
Rich, velvety hues. Unmatched clarity. Chatham lab-grown sapphire is more than a classic—it's a canvas for your individuality.
Lush green. Brilliantly grown.
Chatham lab-grown emeralds evoke vitality, renewal and the richness of life. Inspired by nature and destined to turn heads.
Your love is a work of art. From ruby reds to sapphire blues and emerald greens, each piece reflects a feeling, a memory, a moment. Paint your own masterpiece with the lab-grown gemstone that brings your love to life.
Rich color. Flawless craftsmanship. Inspired by the women who've defined history. Created for those defining their own. Introducing designs that mark the moment—and live beyond it.
No one does color like nature—and no one captures it like Chatham. Discover rich fall and winter hues like you've never seen them before. From fiery rubies to lush emeralds, our lab-grown gems bring the most stunning tones of the natural world into your jewelry box.
We want everyone who purchases a Chatham lab grown gemstone to know our guarantee and the quality we stand behind.
With our planet and neighbors in mind, Chatham strictly follows ethical and responsible growth.
Combining advanced technology with impeccable design to ensure the highest quality gemstones and jewelry.
For every purchase made, Chatham takes a significant step towards a greener planet by planting a tree through our partnership with One Tree Planted.
We’ve never mined a single diamond from African soil, but we’re still helping. Our partnership is dedicated to saving the African Elephant population and helping the children who live near them.
