Numismatic Guaranty Corporation® (NGC®) has been named the Official Grading Service of Sixbid, a popular online auction platform for coins and paper money. The move elevates the collaboration between the two companies; NGC had previously been selected as an Approved Grading Service of Sixbid. On Sixbid.com, auction houses from all over the world present their […]
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By CoinWeek Staff Reports …. On Monday, April 1, internet auction site Sixbid.com sent out a notice that several auction houses who sell coins and other numismatic items through the site were reporting that bidders were receiving fake invoices and “second chance offers” via email that falsely claim to be from the aforementioned auctioneers and […]
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By Heidelberger Münzhandlung Herbert Grün …… From November 14 to 15, 2017, Auction 73 of the Heidelberger Münzhandlung will take place. Herbert Grün has again assembled a catalog that contains rarities in the best grades imaginable – ranging from ancient times to the Federal Republic of Germany From November 14 to 15, 2017, the Heidelberger […]
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Together with Sixbid, Ex-Numis, the expert in finding lost provenances of ancient coins, has developed a new feature that gives the bidder absolute security about where his coin stems from. Every provenance from the catalog that pre-dates the year 2000 can be linked directly with the relevant Ex-Numis database entry. Since 2016, Ex-Numis has offered […]
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