How to Size Down a Platinum Ruthenium Ring with Diamonds 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 use a torch to size down a platinum ruthenium ring with diamonds in the shank.
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[@JAVEDKHAN-nu5zy]

Very nice I like it how the setting of stones are done!

[@bb8218]

Nice technique. Can 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?

[@profjewellery413]

Nice tip

[@zephorajewellerystudio9421]

Nice

[@Saywhatohno]

What is he using to tighten the stones?

[@heslind]

Is it possible to size up?

[@JoseRodriguez-tu9hp]

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