ISO 3160-2:2003 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 3160-2:2003 applies to all gold alloy coverings specified in ISO 3160-1.
Status : WithdrawnPublication date : 2003-02
Edition : 3
Technical Committee:Precious metal coverings