Loupe Set – Dual 10x+20x, 10x, 30x, 3 Pc

Amazon.com Price: $8.80 (as of 05/01/2018 14:40 PST- Details)

Field, family use, used to identify jadeite, COINS, jewelry, jade, porcelain, bronzes, stamps, antiques, etc.
Magnification gems of internal features (inclusions) and external (e.g., jade acid corrosion checkered), antique calligraphy and painting appraisal good helper.
Diamond grading of less essential tools for diamond studs are graded and cutters.