Interesting overview of gem treatments

Interesting overview of gem treatments
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Posted by: TASART

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08/23/2015, 09:56:52

click the link for some informative coverage of gem treatments, from the top gem lab....GIA

Related link: Gem Treatments

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Bleaching...dying...stabillizing...awareness....wow! --- Joyce ( 2015-08-23 09:59 ) file img
very interesting, thanks Thomas! (no text) --- Rosanna ( 2015-08-23 10:05 )