Presidium OTI All-In-One Diamond Tester ImpGen Platinum version is 95% platinum

Platinum version is 95% platinum

and more—with minimal cleanup

15ct — 14K White Gold 3

this tool is a trusted standard for jewelers performing acid-based precious metal testing

In foot control mode

Presidium OTI All-In-One Diamond Tester ImpGen Platinum version is 95% platinumThe 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