Smart100 is the best gold jewelry testing instrument you can find in the market, because it can testing gold jewelry and get a stable accurate result in only 1 seconds, it is equiped with the best SDD detector, DP5 multi channel system. it is not only good at test high content gold jewelry as 18K, 20K,24K, but also good at test low content gold jewelry such as 8K, 10k, with features of non destructive and accuracy and only 1 seconds can show you the Gold Karat and content, till now only skyray Smart100 can do it in the world

Smart100 also adopt automatic platform move system, it means you no need take time to put the sample in the midle, you can put sample at anywhere of the platform, then just click the mouse of PC, then the testing point laser will automaticlly goes to the point you click, 

last but not the least, Smart100 has the powerful multi point automatic testing function, for example, if you want to test different points of one gold jewelry, you just need click your PC mouse to chose the points, and then the instrument will test all these samples one by one and show you the result as a list