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Gauge Diamonds A Must For Measurement Of GEMSTONES. Speed up your diamond and weight estimating with the latest product from PRESIDIUM. The easy-to-read millimetre and carats scale eliminate eye fatigue to minimize human error. Even a small miscalculation can be costly when dealing in highly priced goods. The PRESIDIUM DIAL GAUGE measures from 0.0 to 23.0 mm in 0.1mm / divisions. One revolution equals 10 mm. Longer Lasting Gauge Accuracy: The hardened anvils resist wear and maintain accuracy for much longer periods. Only the PRESIDIUM DIAL GAUGE incorporates the latest state-of-the-art patented non-metallic lubrication free rack and pinion technology. Instrumental Error +0.05 mm. Zeroing a simple realignment is all thats required.
Remember when taking measurements always reference from from two different sides.