GB/T 30415-2013
Horology.Functional and non-functional jewels (English Version)
- Standard No.
- GB/T 30415-2013
- Language
- Chinese, Available in English version
- Release Date
- 2013
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 30415-2013
- Scope
- This standard specifies the technical definition of stones for functional and non-functional timepiece movements, describing the different types of stones used and how they are marked on timekeeping instruments or used in advertising.
GB/T 30415-2013 Referenced Document
- GB/T 9820.2-2008 Horological vocabulary.Part2:Technical and commercial definitions
GB/T 30415-2013 history
- 2013 GB/T 30415-2013 Horology.Functional and non-functional jewels
