aquamarine simulants / blue sapphires / emeralds / padparadschas / pink sapphires / rubies / seafoam garnets / white sapphires / yellow sapphires
Chatham-Created Antique Cushion Alexandrites
We will price match any legitimate Chatham retailer
These fabulous lab-grown antique cushion alexandrites exhibit the unique phenomenon known as Color Change. Under indoor lighting alexandrites can be a reddish-purple while outdoors they can turn a beautiful teal green. Top quality natural alexandrites with excellent color change are rare and valuable.
Chatham lab-created antique cushion alexandrites exhibit excellent color change because they are grown in a controlled environment. They are not fakes, rather they are REAL alexandrites grown in a laboratory.
Looking for a special mounting for your Chatham loose antique cushion alexandrite? Check out our gorgeous engagement rings mounted with Chatham alexandrite or call us to work with you one-on-one to create the perfect piece of jewelry. Our quality is superb, prices are competitive and finish is fabulous! Let us give you a quote. 1-970-535-4139.

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Sale!
Chatham-Created 6x4mm Antique Cushion Cut Lab-Grown Alexandrite .50-.62 Ct.
$225.00$150.00 -
Sale!
Chatham-Created 7x5mm Antique Cushion Cut Lab-Grown Alexandrite .92-1.12 Ct.
$414.00$276.00 -
Sale!
Chatham-Created 8x6mm Antique Cushion Cut Lab-Grown Alexandrite 1.51-1.85 Ct.
$679.50$453.00 -
Sale!
Chatham-Created 9x7mm Antique Cushion Cut Lab-Grown Alexandrite 2.32-2.83 Ct.
$1,044.00$638.00 -
Sale!
Chatham-Created 10x8mm Antique Cushion Cut Lab-Grown Alexandrite 3.37-4.11 Ct.
$1,516.50$1,011.00 -
Sale!
Chatham-Created 11x9mm Antique Cushion Cut Lab-Grown Alexandrite 4.69-4.99 Ct.
$2,110.50$1,407.00 -
Sale!
Chatham-Created 12x10mm Antique Cushion Cut Lab-Grown Alexandrite 6.31-7.71 Ct.
$3,028.80$1,893.00