GB/T 16554-2003
Diamond--Grading
2011-02
- Standard No.
- GB/T 16554-2003
- Language
- Chinese
- Release Date
- 2003
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Replace By
- GB/T 16554-2010
- Lastest
- GB/T 16554-2017
- Scope
- 1.1.1 This standard specifies the rules for grading natural loose and mounted polished diamonds. 1.1.2 This standard applies to the grading of natural loose and mounted polished diamonds.
GB/T 16554-2003 history
- 2017 GB/T 16554-2017 Diamond grading
- 2010 GB/T 16554-2010 Diamond grading
- 2003 GB/T 16554-2003 Diamond--Grading