Sizing Down a Platinum Cobalt Ring with No Diamonds in the Shank Using a Laser Welder

Quality Assurance Benchmarks highlight workmanship of semi-finished and finished jewellery. Learn how to evaluate the quality of a platinum cobalt ring with no diamonds in the shank that has been sized down using a laser welder.

Side view illustration of platinum solitaire ring

Perspective view illustration of platinum solitaire ring

Potential Problems and Engineering Features

Always Protect Gemstones When Working With a Laser Welder

Jeweler wrapping a platinum solitaire using masking tape

How-to Video

Sizing Down a Platinum Cobalt Ring with no Diamonds Using a Laser Welder

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Tool and Topic Related Info

Consumers often ask to have the removed piece returned to them. In this case, the removed piece has a weight of 0.3 pennyweights.

Close-up view showing a platinum band with a piece removed from the ring shank in preparation for sizing it down

Featured Quality Assurance Benchmarks

Evaluate the quality of a platinum ruthenium ring with diamonds in the shank that was sized up using a laser welder. Contains video and illustrations.

Sizing Up: Platinum Ruthenium

Sizing up a platinum ruthenium ring using a laser welder

Learn how to evaluate the quality of a platinum ruthenium ring with no diamonds in the shank that was sized up using a torch with these helpful illustrations and instructional video.

Sizing Up: Platinum Ruthenium

Sizing up a platinum ruthenium ring using a torch

Learn how to determine finger and ring sizes accurately. Contains video and illustrations

Determine Finger and Ring Size

Learn how to determine finger and ring sizes accurately

Evaluate the quality of a platinum cobalt ring with no diamonds in the shank that was sized down using a torch. Contains video and illustrations.

Sizing Down: Platinum Cobalt

Sizing down a platinum cobalt ring using a torch