Computerised gemstone gauge (presid PGCG) 20x & 30x) jpg images stored on the

jpg images stored on the card

for very small stones

if a simple (thermal conductivity) diamond tester says the stone might be diamond or Moissanite (you won't know which

large-digit backlit display

Computerised gemstone gauge (presid PGCG) 20x & 30x) jpg images stored on theSummary AS A GEM GAUGE You might think to yourself: rather than measure a stone, look up charts and formulae, then use a calculator to work out the weight can't this all be done automatically, with a computer built into the gauge?? The answer is yes. Select the stone on the display, measure it, the weight will be displayed. This is the top model of gauge from the best manufacturers of electronic gem testing equipment. AS A GEM TESTER Weigh the stone