Cibjo Websites
Centro informazioni e servizi gemmologici - CISGEM
The CISGEM (Centre for Information and Services in Gemology) is a leading laboratory in Italy. It was established in 1966 as a small laboratory by the Italian government, but has since been privatized and is now widely used within Italy. It is part of the LMHC, and maintains the levels of reliability in reporting on ge
Not Applicable
$
8.95
S. Clark McEwen, Diamond Industry Professional
Clark McEwen's perspective on the diamond industry
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$
8.95
