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ISO 3160-2:2015
Watch-cases and accessories - Gold alloy coverings - Part 2: Determination of fineness, thickness, corrosion resistance and adhesion
ISO 3160-2:2015 specifies methods to determine fineness, thickness, corrosion resistance and adhesion for gold alloy coverings on watch-cases and accessories, including bracelets when they are permanently attached to the case.
The tests apply only to significant surfaces.
ISO 3160-2:2015 applies to all gold alloy coverings specified in ISO 3160‑1.
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International Organization for Standardization [iso]
International Organization for Standardization [iso]