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Economical black glass stone used with solutions and test needles to determine karat values.
Measures: 2″ x 1-1/2″ x 3/16″
Original analog gold tester using the AuRACLE technology with thousands sold Meter readout shows karat value ranges Tests 10K, 14K, 18K and 22-24K gold in all colors and identifies platinum Manual dial adjustment calibration using 18K yellow gold Durable testing plate Accessory clip for testing gold while being worn Powered by 1 AA alkaline battery […]
Wood case contains three acid bottles with ground glass stoppers and applicators, test stone, set of gold testing needles.
For slightly more than the cost of a test acid kit the ET-18 precisely determines gold karat values equal to or greater than 10K 14K and 18K. Pocket sized and battery operated.
The M-24 precisely determines gold karat values equal to or greater than 9K 10K 12K 14K 16K 18K 20K 22K and 24K.
Natural testing stones are used with solutions and test needles to determine karat values of precious metals.
Natural testing stone in a larger 6″ x 4″ size offers great value and convenience. Use with solutions and test needles to determine the karat value of articles to be tested.
Needles and item to be tested are rubbed on test stones and treated with acid to determine match.
Test solution acid for various metals. From 10K-22K gold, silver & platinum. 12 gram bottles.
Stone used with solutions and test needles to determine karat values.
Showing all 14 results