This GTE Gold, Silver, and Platinum Jewelry test kit will determine the karat value and purity of Gold, Silver, and Platinum Jewelry, scrap, bars, coins, and much more! Simply scratch the test stone with your jewelry, apply a drop of the solution to the scratch mark on the stone, and watch the results appear! Our kit is fun, fast, and accurate, allowing you to quickly and confidently verify the authenticity of your precious metals. Products Included in each kit: Awesome Features of this kit: Our comprehensive instruction booklet simplifies the process of testing gold, silver, and platinum. With clear, easy-to-follow steps and a vivid color chart, you'll quickly become a confident expert in jewelry assessment. FUN, FAST, AND ACCURATE DETERMINES THE KARAT OF GOLD, SILVER, PLATINUM JEWELRY IN SECONDS ALL-IN-ONE GOLD, SILVER, PLATINUM TESTING APPRAISAL KIT 2 AUTHENTIC *LARGE* GTE 2''x 4'' JEWELRY TOUCHSTONES FOR SAFE TESTING THAT WON'T DAMAGE YOUR JEWELRY *BONUS* GTE ACID NEUTRALIZER QUICKLY CLEANS STONE A MUST-HAVE FOR ANYONE WHO WANTS TO INVEST IN GOLD, SILVER, PLATINUM