Professional Diamond Testers Diamond Detector High Accuracy Diamond Tester Pen Gem Tester (160x40x22 Mm/6.3x1.6x0.9 Inches)

--Portable Tester Pen: Diamond Tester Pen is a must have tool kit when you are going to a garage sale, flea market, swap meet, etc.

--Simple Operation: Diamond Tester and Diamond Tester is simple to operate to get results, professional(s) are not required.

--Testing Environment: This diamond tester is a precision electronic instrument used in environments ranging from 5 to 35 degrees Celsius and with a relative humidity of 80% in the air.

--Quick Distinguish: You just need to open our diamond gem tester, put the tip of Diamond Detector perpendicular to the gemstone . You'll be able to quickly get results in seconds, knowing if the item is real or fake.

--Scope Of Application: Diamond Tester Pen High Accuracy Professional Jeweler can be used for diamond, jades, crystal, agate. diamond checker tool can easily and quickly test the authenticity of the tested items.