GAIN EXPRESS30x Magnification Jewelry Gem Loupe with UV & 6 LED Light, 21mm Optical Glass Triplet Magnifiers Lens Portable Handheld Magnifying Tool

30x Magnification Jewelry Gem Loupe with UV & 6 LED Light, 21mm Optical Glass Triplet Magnifiers Lens Portable Handheld Magnifying Tool

Presidium Instruments Gem Tester II (PGT II) with Assisted Thermal Calibration (ATC) for Identifying Diamonds/Moissanites and Common Colored Gemstones

10x Foldable Pocket Magnifier Loupe with UV and LED Light for Jewelry, Rocks, Coins, and Antiques - Illuminated Magnifying Tool for Eye, Stamps, Watches, Hobbies, and Gems