Genuine Tanzanite Only Found in Tanzania... on the continent of Africa.
Blog
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Chatham® Real or Not? →
Created vs Lab Grown vs Synthetic Would a rose by any other name smell as sweet? People have used lots of words to describe laboratory grown gemstones, some a bit... -
Chatham® Process →
Our Process Growing Colored Gemstone CrystalsEvery Chatham lab-grown gemstone gets its start with a naturally- mined crystal slice placed inside a crucible chamber. We fill the chamber with a liquid... -
Chatham® FAQs →
Lab Grown Gems FAQs As long as man has collected gemstones, there have been imitations. But the technology for growing actual gem crystals in the laboratory is relatively new. Here are the answers to frequently asked questions about lab-grown gemstones. Are Chatham Created Gemstones...