High Accuracy Diamond Tester Professional Jeweler Portable Gem Tester Pen LED Audio Diamond Tester for Novice and Expert Gemstone Selector Precision

Durable Materials: The diamond tester is made of chrome-vanadium alloy steel and ABS insulating plastic, which is wear-proof, durable and hard.

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This diamond tester has a highly compact design, which can perform fast, accurate, and safe diamond testing, which is very suitable for carrying with

Diamond Tester Pen, High Accuracy Diamond Tester, Professional Jewelery Selector, Portable LED Audio Jeweler Diamond Gemstone Test Tool for Novice and

High Accuracy Diamond Tester Professional Jeweler for Novice and Expert - Diamond Selector II 9V Battery Included

Durable Materials: The diamond tester is made of chrome-vanadium alloy steel and ABS insulating plastic, which is wear-proof, durable and hard.

High Accuracy Diamond Tester Professional Jeweler Portable Gem Tester Pen LED Audio Diamond Tester for Novice and Expert Gemstone Selector Precision

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Diamond Tester Pen, Portable Electronic Diamond Tester Sets