Presidium Gem Indicator (PGI)
Synthetic Diamond Screener II (SDS II) PRESIDIUM TESTER CVD HPHT MAN MADE STONE
Presidium Multi Tester III (PMUT III)
Presidium Gem Indicator PGI Colored Gemstone and Diamond Tester
Presidium Tester Diamond Mate C(PDMT-C) Rechargeable
Sam by Presidium - Diamond and Moissanite Tester
Presidium PDT II Duo Tester Diamond Moissanite Gem Stone Jewelry
Presidium Gem Tester II PGT II Diamonds/Moissanites and Colored Gemstones
Presidium Diamond Tester Mate-A (PDMT-A)
Replacement Tip for ARI by Presidium Diamond Screener