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Logo Made in Germany JGF – September Hong Kong Jewellery and Gem Fair 2017

Gustav O. Hahn OHG

展位号: 8D07


info@gustav-o-hahn.de

关于我们

Starting 1950 diamond polishing,today we are specialising in Natural FancyColour Diamonds in a great variety of colours, shapes and sets.



联系方式

地址
Gustav O. Hahn OHG
Hauptstr. 125
55743 Idar-Obrerstein
Germany

电话: +49 6781 46011
传真: +49 6781 41409

Hans Wilh. Hahn
Co-Owner
电话: +49 172 6811689
info@gustav-o-hahn.de


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