Projects of NA 027-04-01-01 AK

Document number Begin Title Comment
ISO/AWI 26016 2025-09-16 Jewellery and precious metal - Grading cultured pearl - Terminology, classification and test methods More  Comment 
DIN EN ISO 24016 2025-09-01 Jewellery and precious metals - Grading polished diamonds - Terminology, classification and test methods (ISO 24016:2020, including corrected version 2024-03); German version EN ISO 24016:2026 More  Comment 

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