-40%
11.6ct,Gilson Opal Doublet,Old School Lab Created, Backed with Premium Lapis!!!
$ 39.6
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Description
11.6ct,Gilson Opal Doublet,Old School Lab Created, Backed with Premium Lapis lazuli. The laboratory opal producing process, was first invented by Pierre Gilson, Sr. of France in 1974. This processThe Gilson formula is considered the truest gemological process in the world today. Considered by many gemologists to by the world's finest laboratory grown Opal. This process takes from 14 to 18 months,and the colors are natural with no treatment or enhancements.I Purchased this Material over 20 years ago before the company and formula were Sold and Changed. This Is The Original Material!!
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