Presidium PGT II Gemstone Tester for Diamonds, Moissanite and Coloured Gemstones Tubing 01g resolution for accurate measurements

01g resolution for accurate measurements

Designing lightweight and comfortable earrings with a modern aesthetic

Versatile Use: Suitable for necklaces

High Speed Steel Gravers

and zero set functions

Presidium PGT II Gemstone Tester for Diamonds, Moissanite and Coloured Gemstones Tubing 01g resolution for accurate measurementsProduct Description Compact, sturdy, and portable, this gemstone tester provides a fast way to identify diamonds or moissanite and to separate up to 15 common coloured gemstones by thermal conductivity. The clear analog dial is easy to read, and a retractable probe maintains consistent contact pressure on the stone for reliable results. With a 0. 6mm probe tip, it can test stones as small as 0. 02ct. Coated gemstones can generally be tested as well.