Table Gauge

Table Gauge

The table gauge is the best way to measure lengths on a gemstone. All of our table gauges come with a millimeter grid attached. This helps the user measure the proportion of inclusion sizes relative to their host stone.
  • Details

    The table gauge measures up to 15 mm. The grid is precisely calibrated in 0.1 mm intervals for consistent measurements. Hand-held and flexible.

Professional Gem Sciences

Laboratory, Ltd.

​5 S. Wabash Avenue, Suite 315​

Chicago, IL 60603


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