The Gemlogis LAPIS distinguishes the difference between diamond, moissanite, simulants and metal.
It is the one and only tester you need that is easy to operate without any changeable parts.
Lapis is highly accurate and identifies even the most difficult moissanite.
It also features the (Ambiance Temperature Compensation) for better accuracy.
DETAILS
A set of 7 colorless diamond simulants for study and testing on.
Recommended for use only with Presidium Duo Tester and Refractive Index Meter II.