T/CAQI 303-2023 Active Group standards

T/CAQI 303-2023 Hetian Jade (Jadeite) Bracelet Grading Standard

T/CAQI 303-2023

Publish Date: 2023-05-15 Implement Date: 2023-05-22 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CAQI 303-2023

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Jewelry

Publish Date: 2023-05-15

Implement Date: 2023-05-22

Pages: 10 pages

Scope

Main technical content: This document specifies the terminology and definitions of grading for Hetian jade (jadeite) bracelets, color grading, texture grading, clarity grading, processing quality grading, quality, size, combination level expression methods, grading requirements, and grading certificates. This document is applicable to the grading of Hetian jade (jadeite) bracelets with a round inner circle, and bracelets of other shapes can be referenced for implementation.