Quality Assurance Benchmarks highlight workmanship of semi-finished and finished jewellery. Learn how to evaluate the quality of a platinum ruthenium band that has been sized up by stretching.

Illustration of a platinum band featuring a decorative pattern

Potential Problems and Engineering Features

Learn about the elements that make this ring a suitable candidate for sizing up by stretching.

Learn how to evaluate the quality of a platinum band that was sized up by stretching with these helpful illustrations and instructional video.

How-to Video

Sizing Up a Platinum Ruthenium Band by Stretching

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When NOT to Stretch a Platinum Band

Do not stretch bands containing stones. It can weaken the areas between or under stones and lead to stone loss.

Learn how to evaluate the quality of a platinum band that was sized up by stretching with these helpful illustrations and instructional video.
Learn how to evaluate the quality of a platinum band that was sized up by stretching with these helpful illustrations and instructional video.

Featured Quality Assurance Benchmarks

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