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There are no new unread posts for this topic. Attachment(s) Tucson 2018 - what did you get or see

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in TUCSON GEM SHOW 2018 SPECIAL SECTION

Precision Gem

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Thu Feb 22, 2018 5:53 pm

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There are no new unread posts for this topic. Artificial Resin in Rubies

in SSEF: Swiss Gemmological Institute

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