Silver dollar known as "The King of Coins" has sold for more than $3.8 million. Greg Rohan, president of Heritage Auctions of Dallas, says the coin, which is dated 1804, was actually made in 1834 or 1835 and is one of only eight known of its kind. He says it was made on behalf of President Andrew Jackson and intended be given as a diplomatic gift during trade missions to Asia and the Middle East. The coin was valued at $3 million prior to auction, Friday, Aug. 9, 2013.
1776 Continental Dollar. Sometime in July 1776, most probably in New York City, a distinctive new coinage, known to numismatists as the Continental Dollar, was struck in silver, brass and pewter. More than 60 survive today, of which the larger number are pewter. The coin's distinctively American designs are attributed to philosopher, almanac writer and statesman Benjamin Franklin.
Galba. Silver Denarius (3.47 g), AD 68-69. Rome, AD 68. IMP SER GALBA AVG, bare head of Galba right. Reverse : S P Q R / OB / C S in three lines within oak-wreath. RIC 167; BMC 34 corr.; RSC 287. Goldberg Coins and Collectibles