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Gauge Ring Sticks
Gauge will measure diameter and circumference in mm and inches. Hollow cavity to store work tools like files, tweezers, gauges, etc.
Holes are used to measure stones and extensions are used to measure mountings. Gauge has mm and carat measurements.
Measures round and baguette stones from 1/100 to 2 carats.
K&B Diamond and Stone Gauge. Measures loose or mounted stones from 3 points to 4 carats. Birthstone chart on reverse.
10mm Capacity; Graduations 1 to 10mm.
15mm Capacity; Graduations 1 to 10mm; Throat 20mm.
Steel Ruler 12”
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