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Fast and safe Professional Diamond Selector II will indicate genuine diamond or fake.It is designed for quick, precise, and safe diamond testing.LCD display LED indicator.Uses large small switches for testing diamonds,Emits audible sounds to easily differentiate the readings.Bare Hands OperationAll the tests must be done by your bare hands. If you put on your gloves, the metal alert will not function since a normal moisture levelof your hands is necessary for operation.All test must be done by TWO hands, one for hold the diamond and one for the diamond tester. As for the hand which hold diamond tester, you have to touch the electricity conductive panel on the back of the unit.If you test the diamond just by one hand, you will get a wrong result.Beeping Upon StartupEnsure correct installation and adequate power in the test pen battery. Also, clean the test pen probe as maintaining its cleanliness can enhance testing efficacy.A beeping sound upon powering on signifies the need for initialization settings. Consult the table on the rear of the machine for the specific initialization settings considering the diamonds temperature and size. Adjust the initial number of illuminated lights by rotating the knob the default setting is to have 4 lights illuminated at room temperature.HighFrequency Sound when Testing MetalThe highfrequency sound during metal testing is due to the test pens operational principle, which relies on thermal conductivity to distinguish between diamonds and fake gemstones. Since metal possesses thermal conductivity similar to diamonds, it generates a highfrequency sound during testing.Simple to UseHqdz Diamond Tester Pen is simple to operate to get results, professionals are not required. Simply turn on our Diamond Tester Pen detector place the tip of the Diamond Tester on the gem stone lightly pressed is sufficient and If the stone is fake, crystal or cubic zirconia, the tester will not beep. Note The battery temperature is lower than 10 degrees Celsius, which seriously affects the use time Dont wear glovesDont detect metal Best to measure in no wind conditionsThe operating temperature is within the range of 1035 degrees Celsius, and the humidity is below 80 When testing diamond, your right index finger must keep touching the metal panel on the back of the tester. Please turn off the power after the test to save power.Package includeDiamond tester is battery powered for convenience.Requires 1 standard 9v battery, which is included.Package include1 x Diamond Tester,1 x Leather Pouch Case,1 x Testing Platform,1 x User Manual,1 x DC 9V battery. MORE DETAILS asin B06Y2MT175 bestsellersrank 4,308 in Arts, Crafts Sewing See Top 100 in Arts, Crafts Sewing 3 in Jewelry Diamond Testers brandname Hqdz color Black customerreviews 4.0 4.0 out of 5 stars 7,646 4.0 out of 5 stars includedcomponents Batteries included itemdimensions 3.94 x 1.57 x 1.18 inches itemweight 5.28 ounces lowertemperaturerating 10 C manufacturer Hqdz measurementtype Thermal Conductivity minimumoperatingvoltage 9 volts model Hqdz numberofitems 1 numberofpacks 1 partnumber Hqdz powersource Battery Powered stylename 1.High Quality Accuracy Ease of use 2.Presidium Instruments Gem Indicator PGI Handheld Tester for Identifying Diamonds and Common Colored Gemstones 3. Professional Diamond Selector for Novice and ExpertJewelers,Thermal Conductivity Meter 4.Gems, Jewelry, Diamonds, jewelry appraisal, gemstones, rocks,watches, unitcount 1 Count upc 612957119690 uppertemperaturerating 35 C
