This document outlines specifications for gold and gold alloy coatings, including double, multi-layered, and rolled gold coatings, by defining the minimum mass, thickness, and fineness requirements. The specifications apply to all gold coatings, whether applied on precious or non-precious jewellery and general decorative items. Additionally, this document defines the current vocabulary for gold alloy coatings.

This document does not apply to watch-cases and their accessories, including bracelets permanently attached to the case.