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Testing Supplies

  • Testing Solutions
    Solutions for testing gold, silver, and platinum. Use directly on jewelry or with a testing stone or needle. U.S. shipping only.
  • Testing Needles
    Browse needles for scratch testing in order to determine the proper purities of your metals.
  • Testing Kits
    Kits that are especially designed with tools for testing scrap jewelry and precious metals.
  • Testing Stones
    Shop our wide variety of testing stones in different shapes and sizes.
  • Precious Metal Testers
    Electric testers for convenient, quick, and accurate testing of your scrap metal, coins, and jewelry!
  • Magnet Testers
    Neodymium rare earth magnets for testing gold and silver purity.
  • Testing Storage
    Browse compartment organizers to conveniently store your testing solutions, stones, and needles on your workbench.
  • Gemstone & Diamond Testers
    Browse our selection high-quality, state-of-the-art diamond and gemstone testers to accurately test your materials.