01.040.39 - Precision mechanics. Jewellery (Vocabularies)
ICS 01.040.39 Details
Precision mechanics. Jewellery (Vocabularies)
Feinmechanik. Schmuckwaren (Begriffe)
Mécanique de précision. Bijouterie (Vocabulaires)
Finomehanika. Nakit (Slovarji)
General Information
This document specifies the terminology, classification and test methods that are used for the inspection of batches of unmounted polished colourless diamonds with single mass smaller than or equal to 0,25 ct (carat). While the inspection of a batch is made one diamond at a time, the use of this document is not to be claimed for one single diamond only nor for fancy coloured diamonds, nor for synthetic diamonds, nor for treated diamonds, neither for assembled stones.
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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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ISO 18323:2015 specifies a set of permitted descriptors for the diamond industry and is specifically designed to be understood by the consumer. The Standard also includes a series of definitions which aim to provide further clarity for traders and maintain consumer confidence in the diamond industry as a whole.
ISO 18323:2015 will cover the nomenclature to be used by those involved in the buying and selling of diamonds, treated diamonds, synthetic diamonds, composite diamonds and imitations of diamonds.
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ISO 1112:2009 specifies the technical definitions of functional and non-functional horological movement jewels. It describes the different types of jewels used, and how this is to be marked on a timekeeping instrument or used in advertising.
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ISO 6426-2:2002 defines the principal technical and commercial terms used in the horological industry. The terms and definitions apply to time-measuring instruments and related devices.
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The 20 definitions apply to time-measuring instruments or to related devices. A table summarizes the values and units of measurement associated with the definitions. Part 2 deals with definitions of technico-commercial terms.
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- Draft21 pagesEnglish languagesale 15% off
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Gives the terminology and classification to be used for grading and description of polished diamonds. Shall only be used for natural, unmounted, polished diamonds.
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The 136 definitions are intended more particulary to the general public and have been simplified especially with regard to rate of a time measuring instrument. They apply to time measuring instruments and related devices. In detail, the definitions are concerned with: general terms; time measuring instruments; rate of a time measuring instrument; essential devices and parts; functions, indications and additional devices; components and miscellaneous. Part 1 of ISO 6426 includes the technical and scientific definitions.
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