Presidium OTI All-In-One Diamond Tester ImpGen and more—with minimal cleanup

and more—with minimal cleanup

This SWS model (147

and performing any type of smithing work typically done with larger stakes

In foot control mode

Platinum version is 95% platinum

Presidium OTI All-In-One Diamond Tester ImpGen and more—with minimal cleanupThe Presidium OTI All In One Diamond Tester combines dual optical and thermal testing technology into a single probe, delivering fast, reliable diamond authentication for professional jewelers and gemologists. This versatile instrument distinguishes natural diamonds from lab grown diamonds, moissanite, and common simulantsincluding glass, sapphire, and cubic zirconiawhether the stone is loose or mounted in any jewelry setting. With a resistive