- Išsiųsime per 10–14 d.d.
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- Autorius: Antoinette Matlins
- Leidėjas: GemStone Press
- ISBN-10: 0990415236
- ISBN-13: 9780990415237
- Formatas: 15.2 x 22.9 x 0.2 cm, minkšti viršeliai
- Kalba: Anglų
- Extra -15 % nuolaida šiai knygai su kodu: ENG15
Atsiliepimai
Aprašymas
Explains in non-technical terms how to use the refractometer to identify diamonds and colored gems, and how to separate natural gems from imitations, treated gemstones, synthetics, and look-alikes. The approach is direct and practical, and its style is easy to understand. With this highly accessible guide booklet, anyone can begin to master gem identification using the refractometer.
EXTRA 15 % nuolaida su kodu: ENG15
Akcija baigiasi už 6d.08:04:48
Nuolaidos kodas galioja perkant nuo 10 €. Nuolaidos nesumuojamos.
- Autorius: Antoinette Matlins
- Leidėjas: GemStone Press
- ISBN-10: 0990415236
- ISBN-13: 9780990415237
- Formatas: 15.2 x 22.9 x 0.2 cm, minkšti viršeliai
- Kalba: Anglų Anglų
Explains in non-technical terms how to use the refractometer to identify diamonds and colored gems, and how to separate natural gems from imitations, treated gemstones, synthetics, and look-alikes. The approach is direct and practical, and its style is easy to understand. With this highly accessible guide booklet, anyone can begin to master gem identification using the refractometer.
Atsiliepimai