Pay in 4 interest-free payments of $39.25 Learn more
Ships within 48 hours · Estimated delivery Sep 5 - Sep 10
approximately 70mm (2¾") diameter
Simply swap this roll into the upper position of your mill while keeping your flat lower roll in place
controlled cuts on ring shanks without distorting the metal
sealed fit
Presidium Gem Tester II Closeouts approximately 70mm (2¾") diameterIs it a diamond or moissanite? Ruby or garnet? Sapphire or tanzanite? Emerald or jadeite? The Presidium Gem Tester II (PGT II) provides fast, laboratory proven answers for jewelers and gemologists working with both mounted and loose stones. This professional grade color stone estimator eliminates human error in gem identification by measuring the rate at which different gemstones conduct heat a physical property unique to each stone type. Simply touch
US$ 30.00
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US$ 13.99
