The 1939 C.F. Martin & Co. acoustic guitar that Clapton played during his famous MTV Unplugged appearance in 1992 sold for $791,500. It also had been expected to sell for between $60,000 and $80,000.

Clapton sold his most famous guitar, a Strat known as “Blackie,” in 2004 for what was then a record price of $959,000, again to raise money for the treatment facility, the Crossroads Centre in ...

The 1939 C.F. Martin & Co. acoustic guitar that Clapton played during his famous MTV “Unplugged” appearance in 1992 is also expected to sell for between $60,000 and $80,000.

Another guitar, also expected to fetch as much as $30,000 at the sale at Bonham's on Wednesday, is a 2006 recreation of Clapton's famed Strat "Blackie", complete with cigarette burns on the ...