Closeout Some Opalescence Australian 10mm x 8mm Oval Boulder Opal Schofer Germany 161 knife edge wheel burs

161 knife edge wheel burs are a trusted choice among professional jewelers who demand precision and consistency

these pliers make it straightforward to achieve uniform shapes time after time

The posts and clasps are manufactured from the highest grade surgical stainless steel and plated with pure 24K gold — a finish recommended for its exceptional purity and biocompatibility during the initial healing period

This loupe is corrected for both spherical aberration (minimizing edge distortion) and chromatic aberration (reducing color fringing at the edges)

Closeout Some Opalescence Australian 10mm x 8mm Oval Boulder Opal Schofer Germany 161 knife edge wheel bursBoulder Opal is found exclusively in Queensland, Australia, where veins and patches of precious opal form within rugged brown ironstone boulders. These gems developed over millions of years as rainwater dissolved silica from the earth's surface and deposited it into natural cavities within the ironstone. The result is a stone of exceptional durability the ironstone backing provides natural reinforcement that makes Boulder Opal more resistant to cracks