Presidium SAM Diamond & Moissanite Tester Best Built BB-E7 Combination Engraver and Cutter Package Size: 26 * 22

Package Size: 26 * 22 * 5

Threads of Crowns

the Motorola Razr

180 Grit (Yellow)

Gauges brilliant full cuts

Presidium SAM Diamond & Moissanite Tester Best Built BB-E7 Combination Engraver and Cutter Package Size: 26 * 22Presidium SAM is a premium entry to the brand's line of testers that utilize properties of electro thermal conductivity and Presidium's signature, retractable probe tips, which maintain consistent pressure against the gemstone during testing, to accurately verify the authenticity of diamonds and moissanite. FEATURES Highly sensitive thermoelectrical probe to distinguish diamonds against a wider range of moissanites including the new low electrical