Ari synthetic-diamond tester by Presidium Magnification_Multi magnification Balance (overall): 18

Balance (overall): 18

it's so easy to focus and to use

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round) and perfectly-cut in proportion

Ari synthetic-diamond tester by Presidium Magnification_Multi magnification Balance (overall): 18Summary The Presidium ARI is an essential tool for the experienced jeweller and professional diamond dealer, it is for testing known diamonds, to see if they are natural or synthetic (= lab grown). That means you must first test the stone on a good quality diamond tester first this is not included. If you are not an experienced jeweller or professional diamond dealer: check with a simple (but good quality) diamond tester to make sure you have a