Dear customers, our office in Tramelan is currently an administrative office; the company focuses at the moment on its branch in Bangkok where lies the world biggest gem market. It is yet unknown when the laboratory of Tramelan will restart gem testing. We apologize for any inconvenience.

Laboratory operated by: Geafinco SA, Grand-rue 93, 2720 Tramelan, Switzerland.
Tel. +41-79-666-86-07



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