Presidium PDT Duo Tester-Identify Diamonds & Colored Stones Asic or stone-setting work

or stone-setting work

seat the stone

Warning: Certain files — including Glardon-Vallorbe Valtitan files — are as hard as or harder than this jig vise miter cutter and may mark the surface of the tool

They produce a surface texture ranging from a light sandblasting effect to a deep stipple finish

Presidium PDT Duo Tester-Identify Diamonds & Colored Stones Asic or stone-setting workThe 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