GOST R 59303-2021 - Std. & Spec

Scope: This standard applies to natural rough diamonds (hereinafter Ї diamonds): 　——mined on the territory of the Russian Federation and subject to sorting and primary classification; 　——those in production, use, circulation on the territory of the Russian Federation and subject to sorting and certification in accordance with [1]. This standard: 　——defines terminology in the field of diamonds; 　——establishes requirements for sorting and primary classification, sorting and certification of diamonds, requirements for indicators (parameters) subject to testing and control, testing and control methods, samples, as well as conformity assessment, labeling, packaging and packing. Sorting and primary classification, sorting and certification of diamonds should be carried out in accordance with this standard, classifiers for rough natural diamonds and diamond samples approved in the prescribed manner [2], regulatory documents of an organization that has the ability to carry out sorting and primary classification, sorting and certification

GOST R 59303-2021 history

2021 GOST R 59303-2021 Rough natural diamonds. Requirements for sorting and primary classification, sorting and grading