Description:
This convenient dial gauge measures thickness in 1/10th mm increments, up to 20mm total thickness. Easy to read analog scale.
Great portable tool for matching stones. Comes with protective case. Fits in a shirt pocket.
Description:
Presidium Dial Gauge Measures From 0.0 To 23.0mm In 0.1mm Divisions. The Pdg Features An Easy to read Millimeter And
Carat Scale, And Is Only Dial Gauge In The Industry That Combines Dual Measurements For Gemstones In Millimeters With ...
Description:
Exclusive to JTV and patented technology by our manufacture! This 10x triplet GemVue loupe combines all the features you want
in one superior tool. Large 21mm lens offers the large viewing area. Matte black frame reduces glare and darkfield ...