The auction house did not disclose the identity of the buyer who purchased the coin. Before 1849, the largest denomination for a gold coin was the $10 eagle. The $20 double eagle was introduced ...

Stack’s Bowers calls this “one of the most eagerly sought issues in the entire double eagle series of 1849 to 1933.” Gold K’uping Tael Pattern CD (1907): This rare Chinese coin sold for ...