69
gauges
Presidium Computer Gemstone Gauge
The only computerized gemstone gauge in the industry-- from Presidium, this gauge has been developed with several key additional features: • Measures gemstone dimensions for 74 gemstones with 9
GA751
different shapes through the use of step-by-step inputs • Direct reading of carats for brilliant cut diamonds • Computer interface display with USB connectivity • Specific Gravity Dictionary for quick and easy reference • Information CD with 133 gemstones included
Item
Price
GA751
$355.50 Call for Kassoy’s low price
Analog Dial Gauge With Direct Reading Carat Scale
From the leader in digital gauges, the Presidium Dial Gauge measures from 0.0 to 23.0mm in 0.1mm divisions. It also features separate carat scales for easy approximation of the carat weight of round stones. The state-of-the-art, patented nonmetallic, lubrication-free rack and pinion technology gives a very smooth feel and guarantees long-lasting accuracy. This instrument is ideal for calibrating melee and matching gemstones. It includes a booklet with weight estimation tables for all popular cuts and comes in a protective box with a one-year manufacturer’s warranty. Item
Price
GA801
$157 Call for Kassoy’s low price
GA801
Steel Gauge Calibration Blocks Measure these two blocks in your gemstone gauge to verify it is reading correctly. Made of hardened steel, they measure 5.0mm and 10.0mm. Item
Price
Set of two
$75
GA510
Easy Digital Carat Readout for Loose and Mounted Stones! Reads Directly in Carats
This electronic gauge is made by Presidium, a manufacturer with a reputation for quality instruments. The digital readout makes it easy to estimate the weight of both loose and mounted stones and to judge the proportions of a stone. This gauge reads in mm with an accuracy of 0.01mm. With the push of a button it will read the weight of brilliant diamonds in carats. The package includes a gemstone weight estimation booklet, high setting attachment, push-button zeroing and automatic shutoff. The gauge is powered by a button battery and is covered by a one-year manufacturer’s warranty.
GA701
favorite!
Item
Price
GA701
$289
Call for Kassoy’s low price
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