Alexandrites are so difficult to grow that it took us several years of effort to perfect the process.
Chatham lab created stones.
The mineral composition of lab created stones is created through a process similar to what nature does beneath the earth over millions of years but in a lab at a fraction of the time and for a fraction of the cost of mining.
They grow in the natural crystal habit shown left in a controlled environment.
Chatham gemstones are optically chemically and physically identical to their mined counterparts.
Chatham is here to help you transition from your sunny day look into those hot summer nights with our lab grown gemstone and diamond jewelry hoops.
Chatham s lab grown rubies have a pigeon s blood color and a clarity seen in only the very best mined gems.
The average person would be hard pressed to tell the difference between a natural and lab created stone.
Chatham is proud to be the pioneer of lab grown gemstones and lab created diamonds.
For most of recorded history rubies have been the most valuable gems.
Chatham is a proud pioneer of lab grown gemstones.
We control the environment so that crystals can grow naturally.
Because they are carefully grown you can expect your chatham created blue sapphire to have gorgeous color and consistent quality.
Chatham is the leading producer of top quality lab created gemstones.
These gemstones have the same physical chemical and optical properties as mined gemstones and diamonds have.
The only difference is where they form above the earth versus below the earth.
As the largest distributor of colored gemstones in the u s stuller applies stringent protocols when handling genuine and lab grown gemstones.
Chatham lab grown blue sapphires are not cheap flame fusion sapphires.
Chatham the original architects and brand authority of the lab grown gemstone industry since 1938 as well as lab grown diamonds since 1993.
Gems of passion rubies burn with undying flames.
Recreating the conditions in which ge.
Chatham does not make gems rather they control the envir.
Our chatham created alexandrites are very close to the russian ideal.
A lab grown gemstone is identical physically optically and chemically to its mined counterpart.
Since chatham has experience growing emerald crystals we always wanted to try growing alexandrite crystals as well.