NEW! BOOK HARDNESS 10
Price excl. 21% VAT
NEW! BOOK HARDNESS 10 is backordered and will ship as soon as it is back in stock.
More than 1300 pages full colour.
The extra 1000 pages cover topics such as the discovery and polishing of new major stones such as the Oppenheimer blue.
The new production areas, such as Canada obviously, but also some lesser known areas like Finland, Norway or Sweden, countries where may lie the promise of the future for the industry.
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