How to Size up a Platinum Alloy Ring with Diamonds in the Shank Using a Torch | GIA

This video is part of the Quality Assurance Benchmarks (QAB) of jewelry manufacturing developed by GIA. In this video you'll learn how to size up a platinum alloy ring with diamonds in the shank using a torch.
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[@bb8218]

Nice technique sir. Sir it be resize down on 9.25 starling silver with solitaire AD stones or any other imitation ring? Or this flame process will ruin the total ring if it's not pure silver?

[@gabriellegilbert5239]

EXCELLENT INFORMATION~ THANK YOU 🐞