Marquise Opal Triplet Cabochon Engraving Blocks 9mm 80-22 14K Yellow 7

9mm 80-22 14K Yellow 7

this basket is the same one included with GemOro next-generation half-gallon ultrasonic units

The diopter number in the upper left corner of each lens plate indicates its approximate power

These discs feature a flexible plastic backing with brass centers that snap securely onto special 3/32" mandrels

Marquise Opal Triplet Cabochon Engraving Blocks 9mm 80-22 14K Yellow 7Opal is the world's most popular phenomenal gemstone, with many cultures believing that opals have supernatural origins and power. These Marquise Opal Triplet Cabochons are crafted by bonding a piece of genuine opal to a black agate backing, then capping it with a colorless glass top. This triplet construction enhances the stability and protection of the opal while increasing the contrast of the play of color displayed making each stone more vivid and