It has holes for measuring stones and extensions for gauging mountings
Marked with carat sizes on one side and millimeters on the other
It measures approximately 3 3/4" (95 mm) in diameter
Description
Gem Gauge This is a gem gauge A versatile mounting and stone gaugeIt has holes for measuring stones and extensions for gauging mountings Marked with millimeters sizes It measures approximately 3 3/4" (95 mm) in diameter
