Gold Tester GKS-300, Up to 300g, Density principle, Ingot, Bar, Biscuit, Gold dust, Coin, jewelry

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Laboratory Weighing : ALPHA MIRAGE GKS-300 PRECIOUS METAL TESTER

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Fake 24K Gold ingot made by Tungsten measured with GKS-3000

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Gold Tester GKS-300, Up to 300g, Density principle, Ingot, Bar, Biscuit, Gold dust, Coin, jewelry

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