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Size: 1½ to 3⅜”; Reversible 1 – 27
Brass Millimetre Gauge
Measures round and baguette stones from 1/100 to 2 carats.
Battery operated and provides accurate sizing in mm and inches.
K&B Diamond and Stone Gauge. Measures loose or mounted stones from 3 points to 4 carats. Birthstone chart on reverse.
Carbide tipped measuring faces parallel, ground and lapped. Stainless steel spindle for rust prevention, heat resistant grips and calibration is laser etched.
15mm Capacity; Graduations 1 to 10mm; Throat 20mm.
Steel Ruler 12”
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