AuRACLE 18k Yellow Plumb Calibration Round Earring Mountings The Foredom H

The Foredom H

5mm center stone flanked by 3

Model Glardon-Vallorbe LF234-S Shape Round Diameter 2

Carbon steel construction for toughness and durability

A versatile choice for jewelry makers and resellers alike

AuRACLE 18k Yellow Plumb Calibration Round Earring Mountings The Foredom HThe AuRACLE 18K Yellow Plumb Gold Calibration Round is a precision calibration disc designed specifically for use with the AuRACLE gold tester. Proper calibration is essential for accurate karat readings, and GemOro recommends using an 18K yellow plumb gold sample as the calibration standard. This disc meets that specification exactly, ensuring your AuRACLE tester performs to its full accuracy potential. Plumb gold refers to gold that is guaranteed to