OTI BY PRESIDIUM : Fast & Precise Testing for Natural and Lab-Grown Diamonds PVC Zip Polybags Ranging from Extra Fine to

Ranging from Extra Fine to Large for holding various stone sizes or depending on your comfort or grip

No Strain : Reduce eyestrain LED light ensures less exposure to bad lighting and save your eyesights from getting weaker

hence extending the lifespan of the cleaner

the Gemax Dial Gauge provides precise and dependable measurements

OTI BY PRESIDIUM : Fast & Precise Testing for Natural and Lab-Grown Diamonds PVC Zip Polybags Ranging from Extra Fine toTransform your diamond authentication process with OTI by Presidium, the next generation tool designed to deliver rapid, accurate, and reliable testing results. This innovative device integrates dual optical and thermal technologies into a single probe, enabling easy and precise differentiation between natural diamonds and lab grown diamonds (CVD HPHT), moissanite, and other common diamond simulants like Glass, Sapphire, and Cubic Zirconia (CZ).