This electronic pocket-sized digital gauge is used for measuring small lengths and any shape stone (mounted or loose) with 0.01 mm accuracy. It can measures items up to about 1" (2.5 cm). It operates in both millimeters and inches, can zero at any position, and is spring-loaded to get the most accurate measurement.
It provides the extra precision of 0.01MM you need and includes a gem weight estimating book, high-setting attachment and rubberized zippered carrying case. Used for estimating the weight of any shape diamond or gemstone (mounted or loose). Powered by one LR44 (357) battery, which is included.
Measuring range / units:
0.01 mm to 25.00 mm / .0005 in to 1.0000 in
Compact pocket sized design
Large LCD Display
Locking set screw
Hardened steel measuring jaws
On / off power control
LR / 357 button cell battery powered
Zero Reset button
Gem weight estimating booklet, battery, and high setting attachment included
Comes with protective premium storage and carrying case
1 year warranty through GemOro