Discover the Presidium Gem Indicator

Unlock the power of gemstone identification with the Presidium Gem Indicator, the industry
The Presidium Gem Indicator is the industry's one and only handheld digital tester for colored gemstones, for application in 31 different types of gemstones. Trouble detecting certain gemstones? Enhance your system's efficiency by updating to the latest firmware now. Works best with Google Chrome and Microsoft Edge. Adaptor Included.  

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