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

10K Gold Testing Acid

6" x 3" x 1/2" Natural Testing Stone

3" x 2" x 1/2" Gold Testing Black Stone

22K Gold Testing Acid

18K Gold Testing Acid

6" x 3" x 3/8" Natural Testing Stone w/ Wooden Box

SmartPro Gem-Eye I Stone Tester

Presidium Gem Indicator (PGI) Gem Tester

Chemical Kit for ET18 & M18 Mizar Gold Testers - Activator & Electrolyte

8-Compartment Gold Test Box

10K, 14K, 18K, .999S Gold Silver Testing Set with Needles Stone & Solutions

SmartPro Screen-I Diamond Tester

2" x 4" x 1/4" Nature River Danube Testing Stone

Presidium Synthetic Diamond Screener II

2" x 1/2" x 1/8" Rare Earth Neodymium Recovery Magnet

10K, 14K, 18K Gold Testing Set with Needles Stone & Solutions

Pack of 6 Silver Testing Acids

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

Silver Testing Acid CLEAR