Plain-English guides to materials, plating and care — written for jewelry brands, not chemists.

Knowledge Base
Does Sterling Silver Jewelry Turn Skin Green?
Why it happens, when to worry, and how manufacturers prevent it — a plain-English guide for jewelry brands.

Knowledge Base
Does 925 Sterling Silver Tarnish & Ways to Prevent It
Tarnish is chemistry, not a defect. Here is what causes it and the storage, coating and plating choices that slow it down.
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