ISO 3160-1:1998
Watch-cases and accessories — Gold alloy coverings — Part 1: General requirements
Watch-cases and accessories — Gold alloy coverings — Part 1: General requirements
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Количество страниц:
- 3
- Дата публикации:
- 26 ноября 1998 г.
- Издание:
- ISO IS 3160 edition 3 version 1
- ICS:
- 39.040.10
This part of ISO 3160 specifies general requirements concerning gold alloy coverings. It is applicable to watch-cases and their accessories, including bracelets.
Abstract
Overview
ISO 3160-1:1998 - Watch-cases and accessories - Gold alloy coverings - Part 1: General requirements defines general requirements for gold-alloy coverings applied to watch cases and their accessories, including bracelets. It sets definitions, minimum gold content, nominal coating thicknesses, marking rules and references to test and measurement methods. This standard is essential for consistent quality, consumer information and regulatory compliance in horology and metal finishing.
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