6943
Instrument of precision allowing to distinguish a natural diamond from moissanite or another counterfeited stone by the cumulated principles of ...
74000-34438
This combination device uses thermal and electrical resistances and is ideal for the stone test. Accurate distinction of Moissanites from real ...
74000-34275
Idéal pour le calibrage des diamants et des pierres précieuses, plage de mesure de 0 à 25.0 mm, précision de mesure: 0.01 mm