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Gemological Science International (GSI)

gemscience.net·
GSI is one of the largest gemological organizations in the world. Founded in 2005, GSI has grown to have 13 gemological laboratory facilities worldwide.
gemscience
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141 followers
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24 following

Statement Necklaces

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172 Pins
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3y

GSI + Philosophy

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16 Pins
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Gemology + Gem Facts

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37 Pins
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GSI + In the News

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33 Pins
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GSI + Gemological Industry Events

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45 Pins
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3 sections
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3y

Cocktail Rings

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265 Pins
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3y

Bracelets + Brooches

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164 Pins
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3y

Earrings + Jewelry Sets

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142 Pins
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3y

Engagement + Wedding Rings

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219 Pins
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3y

GSI + Famous Gemstones

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39 Pins
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4y