Quality Assurance Benchmarks highlight workmanship of semi-finished and finished jewellery. Learn how to evaluate the quality of a platinum cobalt pear-shaped setting installed onto a 14K yellow gold mounting.

Four-prong, pear-shaped platinum cobalt setting with 14K yellow gold shank
Four-prong, pear-shaped platinum cobalt setting with 14K yellow gold shank

Potential Problems and Engineering Features

Preheat the assembly and apply a protective ceramic spray. The protective ceramic spray will inhibit oxidation from occurring on both the platinum cobalt setting and the yellow gold shank.

Platinum cobalt setting being soldered to 14K yellow gold shank

How-to Video

Assembly of a PtCo Pear-Shaped Setting to a 14K Yellow Gold Mounting

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Featured Quality Assurance Benchmarks

Learn how to evaluate the quality of a platinum ruthenium peg setting installation into a 14K yellow gold mounting with these helpful illustrations and instructional video

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Install a PtRu Peg Setting in a 14K Yellow Gold Mounting

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Tools and Avoiding Contamination

Working with Platinum: Tools and How To Avoid Contamination

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Pre-finishing Platinum

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Platinum Cobalt Peg Settings

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