Tri Electronics G-24 & Diamond Pro Plus Portable Tester Combo Pack

State-of-the art electronic gold testing technology from Tri-Electronics. Technological breakthrough that allows for the measurement of low to high karat gold products, assuring the buyer of gold content in white and yellow gold. This gold tester accurately tests both yellow and white gold and gives its results on an easy to read digital display. This unit uses an ecologically safe liquid to test yellow gold from 6 karat up to 24 karat and white gold from 6 karat to 18 karats. It reads "Not Gold" for anything below 6 karats. It operates on 3 supplied AAA batteries or with an optional AC/DC adapter. Features: 6-24 Karat range digital display accurately detects yellow and white gold Ecologically safe Equipped with 3 AAA batteries 2 year factory warranty Tri Electronics Diamond Pro Plus detects Diamonds, moissanite and simulants. Exclusively available through iGem Instruments, this is the first tester to include a patent-pending Calibration Block that will allow the user to test for Metal, low-resistance moissanite, high-resistance moissanite, diamonds, and simulants using small test pads that imitate thermal conductivity and electrical resistance. The Calibration Block can be used to ensure the accuracy of the tester without the need for buying expensive test stones and diamonds. This is a state-of-the-art multi-stone tester with new photoconductivity technology that can detect any type of moissanite. It identifies all of the following: Diamond, moissanite, simulants and metal. The tester has distinctive visual and sound signals for each position. It features fast warm up, instant recovery between tests, and extended temperature range.