Our mission is to allow everyone passionated about numismatics to easily trade all over the world. 

Some key steps in its success story:

Geoffrey Winstein is one of the experts at WinNumis SA.
Self-taught, Entrepreneur, passionated about numismatics, he started collecting coins at the age of 13. He went through several phases before joining Luxembourg and creating Winnumis SA.

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© 2019-2021 WinNumis SA, all rights reserved

Expert :

Geoffrey Winstein


+ 352 671 08 08 88

Company adress :

1 rue Philippe II L-2340 Luxembourg

Grand duchy of Luxembourg 

There is no shop or boutique at this adress

Contact us freely to obtain more information about our services and prices.


We also provide free appraisals. For an appointment, please call :