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PRESIDIUM MOSSANITE TESTER 11  PMT11 Diamond Parcel Paper Weight and Stone Sorting Paper Holder Ceres Dual XL Plus Diamond and Moissanite Tester Ceres Dual XL Diamond & Moissanite Tester

Portable thermal and electrical conductivity unit in black housing, able to simultaneously differentiate between natural diamond and all common simulants as well as Moissanite. Operates on three AAA cadmium rechargeable batters, or on wall adapter. Made in USA.
CZ MASTER SET PRO - 0.50CT 10 STONE SET PRESIDIUM MULTI TESTER Medium Slide-Lock Diamond Tweezer MR - Swiss Ceres Czeckpoint Diamond Tester

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DiamondNite Diamond & Moissanite Tester
This instrument does both tests - thermal conductivity for diamond (a conventional diamond tester) and electrical conductivity for moissanite. Operates with one 9V alkaline battery (included). Pocket portable.Test mounted or unmounted stones. Gray shock resistant housing with easy to read features.