Hi Musikman,
there is the official price list for europe available from the website where the basic Abacus has an SRP of 4690euros(thats including 15% tax).You should contact either the factory through www.wersi.net or the US representative at www.wersimusic.com for an offer.
Address for pricelist (in German!!) http://www.wersi.net/bestellungen/OAS-Preisliste-www-Maerz%2002.pdf