The Leading US Manufacturer of Quality Gem Testing and Evaluation Equipment for the Jeweler, Gemologist, Appraiser.


Offering precision equipment and tools for the professional, amateur and hobbyist.

  • Portalab
  • Microscopes
  • Portapac
  • Refractometer
  • Fiberoptics
  • UV Products
  • Nebula Products
  • CZ Master Sets
  • MDM Spectrometer
  • A&D Legal for Trade Gram Scale
  • Duplex II Hemicylinder Replacement
  • Other Gemological Tools and Supplies