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Specifies the terminology and classification to be used for the grading and description of natural, unmounted, polished diamonds.
| Author | BSI |
|---|---|
| Editor | BSI |
| Document type | Standard |
| Format | File |
| EAN ISBN | 0 580 25917 X |
| ICS | 01.040.39 : Precision mechanics. Jewellery (Vocabularies) 39.060 : Jewellery |
| Number of pages | 20 |
| Cross references | ISO/TR 11211:1995 |
| Year | 1990 |
| Country | United Kingdom |
| Keyword | DD 234 ; DD234 |