8K, 10K, 12K, 14K, and 18K Gold Testing Needle Set

M-18-A9 Gold Tester

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

2" x 1-1/2" Black Glass Test Stone (Economy)

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

Presidium Moissanite Tester (PMT II)

Testing Acid Neutralizer

Gemlogis Bleu LCD Colorstone Meter

Gold Test Kit with Glass Storage Bottles

10K, 14K, 18K, 22K Gold and .999 Silver Testing Needle Set

Gemlogis Belize Synthetic Diamond Segregator

SmartPro Reader-I Diamond Tester

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

PRESIDIUM DIAMONDMATE-C ELECTRONIC DIAMOND TESTER RECHARGEABLE BATTERY

20" Pintube Holder Tongs

5 Compartment Gold Test Box

6" x 3" Glass Testing Stone w/ Non-Slip Grip - DISCONTINUED

6" x 4" x 3/8" Natural Testing Stone

Diamondite Dual Tester

Diamondite Tester w/ Power Cord Adaptor