This KAYA® Guage is the best mini digital gem stone gauge on the market with extra long finger grip.
It will do anything that a leveridge gauge is used for .
Display results in digital format, measure ouside diameter,depth and thickness of gemstones,this is compact pocket size very handy.
for many other precision uses also. Comes with instructions manuel. It measures,from 0 to 26mm with an accuracy of 0.01mm
Set in deep mountings tip