Gem Identification Made Easy - Matlins Antoinette L.
This is the first and only book that explains in non-technical terms how to use pocket, portable and laboratory instruments to identify diamonds and coloured gems and to separate them from imitations…
od 28 €
Specifikacia Gem Identification Made Easy - Matlins Antoinette L.
This is the first and only book that explains in non-technical terms how to use pocket, portable and laboratory instruments to identify diamonds and coloured gems and to separate them from imitations and 'look-alikes'.