By CBS 2 Chicago Staff

CHICAGO (CBS) — He was known as Public Enemy Number One.

But Al Capone’s family wants the world to know the notorious Chicago gangster wasn’t all bad.

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Some of Capone’s most prized possessions are going up for auction.

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The lot includes his favorite gun, a Colt 45 automatic dubbed “Sweetheart.” There’s also a diamond monogrammed watch worth about $50,000.

Family members said the mementos show Capone’s softer side, especially the letters he wrote to his son from prison.

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There are nearly 175 items for sale. The Capone auction takes place October 8,  online and at Wittherell’s Auction House in Sacramento.

CBS 2 Chicago Staff