Presidium Gem Indicator (PGI)
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