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Released: 2026-05-01
UNE EN ISO 24016:2026
Jewellery and precious metals - Grading polished diamonds - Terminology, classification and test methods (ISO 24016:2020, including corrected version 2024-03) (Endorsed by Asociación Española de Normalización in May of 2026.)
Joyería y metales preciosos. Clasificación de diamantes pulidos. Terminología, clasificación y métodos de ensayo. (ISO 24016:2020, incluyendo versión corregida 2024-03). (Ratificada por la Asociación Española de Normalización en mayo de 2026.)
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| Standard number: | UNE EN ISO 24016:2026 |
| Released: | 2026-05-01 |
| Status: | Standard |
| Pages (English): | 58 |
DESCRIPTION
UNE EN ISO 24016:2026
This document specifies the terminology, classification and the methods that are used for the grading and description of single unmounted polished diamonds over 0,25 carat (ct). This document applies to natural, unmounted, polished diamonds. It is not to be used for fancy coloured diamonds, synthetic diamonds, treated diamonds (other than is allowed for in 7.4), nor for assembled stones.
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