Presidium PDT Duo Tester-Identify Diamonds & Colored Stones Muller 25mm) 21-62 14K White

25mm) 21-62 14K White

It features a 50 mm (2") foot and stands 75 mm (3")

effectively giving you the service life of two laps in one unit

Featuring a chrome-plated head

Refillable 12" round leather sandbag — sold empty and ready to fill with sand or steel shot for a customized weight and feel

Presidium PDT Duo Tester-Identify Diamonds & Colored Stones Muller 25mm) 21-62 14K WhiteThe Presidium PDT Duo Tester combines two distinct testing methods into a single professional instrument, giving jewelers and gemologists the tools needed to accurately identify diamonds, diamond simulants including synthetic moissanite and popular colored gemstones. Unlike a standard thermal tester alone, this unit simultaneously performs both thermal conductivity testing and digital reflectivity measurement through a single probe at the press of one