JIS H 6309:2022
Jewellery -- Fineness of precious metal alloys

Standard No.

JIS H 6309:2022

Release Date

2022

Published By

Japanese Industrial Standards Committee (JISC)

Latest

JIS H 6309:2022

JIS H 6309:2022 history

• 2022 JIS H 6309:2022 Jewellery -- Fineness of precious metal alloys
• 1999 JIS H 6309:1999 Jewellery -- Fineness of precious metal alloys