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Presidium GEM Indicator PGI Colored Gemstone Diamond Tester Jewelry Moissanite Mineral Identification Instrument Tools

PRESIDIUM プレシディアム ジェムテスターII - 工具、DIY用品

Is it a Diamond? Ruby or Garnet? Sapphire or Tanzanite? Emerald or Jadeite? The PRESIDIUM GEM TESTER PROVIDES THE ANSWERS!!! The Presidium Gem Tester

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