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The contents are curated to match GIA's curriculum requirements
This complete kit includes 7 interchangeable inserts
Broad filing face provides stability while still reaching confined areas
or assembly of compatible Badeco handpiece units
The extra collet set required for double-stacking wide rings is not included and must be ordered separately as Part #104
Closeout No Opalescence Australian 25mm x 18mm Oval Boulder Opal GreenLion The contents are curated toBoulder Opal is found exclusively in Queensland, Australia, where veins and patches of precious opal form within rugged brown ironstone boulders. This gem 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
