Presidium Gem Tester II Closeouts Available in four magnification levels

Available in four magnification levels to suit a range of tasks

controlled cuts on ring shanks without distorting the metal

This LED clamp-on bench lamp features a strip of 48 energy-efficient LEDs that produce 6500K full-spectrum daylight illumination with none of the heat associated with conventional fluorescent fixtures

Simply swap this roll into the upper position of your mill while keeping your flat lower roll in place

This adapter allows jewelers to mount a ring mandrel directly into their Encore Series BenchMate

Presidium Gem Tester II Closeouts Available in four magnification levelsIs it a diamond or moissanite? Ruby or garnet? Sapphire or tanzanite? Emerald or jadeite? The Presidium Gem Tester II (PGT II) provides fast, laboratory proven answers for jewelers and gemologists working with both mounted and loose stones. This professional grade color stone estimator eliminates human error in gem identification by measuring the rate at which different gemstones conduct heat a physical property unique to each stone type. Simply touch