Presidium Multi Tester III (PMuT III) All-In-One Handheld Instrument for Testing Diamonds, Moissanites and Diamond Simulants

Presidium Gem Indicator (PGI) Gem Tester

Presidium Gem Tester II (PGT II) for Identifying Diamonds/Moissanites and Up To 16 Common Colored Gemstones

Presidium Synthetic Diamond Screener II

Presidium Moissanite Tester (PMT II)

SAM by Presidium, Diamond Tester and Identify a Wider Range of Moissanites

Presidium ARI by Presidium All-In-One Handheld Instrument for Testing Colorless Diamond Against CVD/HPHT Lab Grown Colorless Diamond and all types of Moissanite

100 Carat Presidium Scale

PRESIDIUM DIAMONDMATE-C ELECTRONIC DIAMOND TESTER RECHARGEABLE BATTERY

Presidium Gem Tester - PGT II

Presidium Adamas Diamond And Moissanite Tester | World’s First Tester With Replaceable Micro Probe Tip | For Authenticating Diamonds With Included AC Adapter

Presidium Dial Gauge

Presidium Diamondmate Tester

Presidium Mini Inside Ring Engraver

PRESIDIUM PDMT-A DIAMONDMATE-A TESTER A Battery Operated

Presidium Multi Tester

Presidium Electronic Gauge