Historical
ISO 3160-2:1992
Watch cases and accessories -- Gold alloy coverings -- Part 2: Determination of fineness, thickness, corrosion resistance and adhesion
The test methods described apply to all gold alloy coverings specified in ISO 3160-1 on watch cases and accessories, including bracelets when they are permanently attached to the case. The tests apply only to significant surfaces.
International Organization for Standardization [iso]