Testing Supplies
Ensure accuracy and authenticity with jewelry testing supplies designed for professional jewelers, appraisers, and gold buyers. Our collection includes acid testing kits, digital scales, touchstones, diamond testers, and metal analyzers for reliable precious metal and gemstone verification.
Each tool is built for precision, ease of use, and dependable results—helping you identify metal purity and gemstone quality with confidence. Whether you’re testing gold, silver, platinum, or diamonds, our jewelry testing equipment delivers professional-grade accuracy every time.
3" x 2" x 1/2" Gold Testing Black Stone
$9.30Prezzo unitario /Non disponibile
$19.30Prezzo unitario /Non disponibile
$3.29Prezzo unitario /Non disponibile-
$3.29Prezzo unitario /Non disponibile
Esaurito8" x 3" x 1/2" Natural Testing Stone with Wooden Storage Box
$9.93Prezzo unitario /Non disponibile
6" x 3" x 3/8" Natural Testing Stone w/ Wooden Box
$41.00Prezzo unitario /Non disponibile
$20.34Prezzo unitario /Non disponibile
Chemical Kit for ET18 & M18 Mizar Gold Testers - Activator & Electrolyte
$36.20Prezzo unitario /Non disponibile
10K, 14K, 18K, .999S Gold Silver Testing Set with Needles Stone & Solutions
$84.95Prezzo unitario /Non disponibile
2" x 4" x 1/4" Nature River Danube Testing Stone
$17.05Prezzo unitario /Non disponibile
10K, 14K, 18K Gold Testing Set with Needles Stone & Solutions
$74.95Prezzo unitario /Non disponibile-
18K Gold Testing Acid - DISCONTINUED
$4.74Prezzo unitario /Non disponibile 
Pack of 6 Silver Testing Acids
$19.95Prezzo unitario /Non disponibile
8K, 10K, 12K, 14K, and 18K Gold Testing Needle Set
$79.95Prezzo unitario /Non disponibile-
$5.99Prezzo unitario /Non disponibile
2" x 1-1/2" Black Glass Test Stone (Economy) Jewelry Metal Karat Purity Value
$3.95Prezzo unitario /Non disponibile
2" x 1-1/2" Black Glass Test Stone (Economy)
$3.95Prezzo unitario /Non disponibile-
14K Gold Testing Acid - DISCONTINUED
$4.74Prezzo unitario /Non disponibile -
10K Gold Testing Acid - DISCONTINUED
$4.74Prezzo unitario /Non disponibile 
10K, 14K, 18K, 22K Gold and .999 Silver Testing Needle Set
$93.95Prezzo unitario /Non disponibile-
6" x 4" x 3/8" Natural Testing Stone
$34.15Prezzo unitario /Non disponibile 
$199.95Prezzo unitario /Non disponibile- $6.00Prezzo unitario /Non disponibile
2-1/2" x 1-1/2" x 1/4" Nature River Danube Testing Stone
$12.50Prezzo unitario /Non disponibile
$27.95Prezzo unitario /Non disponibile
1-1/2" x 2" Gold Testing Black Stone
$8.85Prezzo unitario /Non disponibilePRESIDIUM PDMT-A DIAMONDMATE-A TESTER A Battery Operated
$119.00Prezzo unitario /Non disponibile
Presidium Mini Inside Ring Engraver
$599.00Prezzo unitario /Non disponibile
10K, 14K, 18K Gold and .999 Silver Testing Needle Set
$61.35Prezzo unitario /Non disponibile
$18.20Prezzo unitario /Non disponibile
10K, 14K, and 18K Gold Testing Needle Set
$60.55Prezzo unitario /Non disponibile-
Platinum Testing Acid - DISCONTINUED
$4.74Prezzo unitario /Non disponibile -
2" x 1-1/2" x 1/4" Natural Testing Stone - DISCONTINUED
$25.95Prezzo unitario /Non disponibile 
6" x 3" Glass Testing Stone w/ Non-Slip Grip - DISCONTINUED
$21.54Prezzo unitario /Non disponibile-
2-1/2" x 1-1/2" x 1/4" Natural Testing Stone - DISCONTINUED
$28.95Prezzo unitario /Non disponibile 
$345.95Prezzo unitario /Non disponibile
