US$ 37.70
250" (1/4" / 6
9-gallon air tank
best results are achieved when the mixed putty is clamped under pressure — such as in a vise or an unheated mold press
Ideal for rhodium plating
and Blank graver profiles
GemPro Polariscope With Light Source Reliable 250" (1/4" / 6The GemPro Polariscope With Light Source is a portable gemological instrument used to determine whether a gemstone is singly (isotropic) or doubly (anisotropic) refractive. Compact and battery operated, it also assists in identifying moissanite and detecting strain in diamondsmaking it a versatile tool for field and bench testing. Features Determines singly vs. doubly refractive gemstones Useful for identifying moissanite Helps detect strain in
US$ 37.70
US$ 900.00
US$ 1000.00
US$ 549.50
US$ 624.50
US$ 269.85
US$ 874.50