arlan ettinger, the founder of guernsey's auction house, has sold everything from soviet art to jerry garcia'se'll begin tonight with lot number 1, the three silver coins. and $2,000 for them. >> mel fisher's daughter, taffi, has spent months preparing for this day. >> it's exciting and a little nerve-racking. >> part of the proceeds will be donated to a foundation taffi and her husband established in memory of their 12-year-old son, michael, who died in 2006 of sudden cardiac arrest. >> lot number 11. fair warning at $750. >> so, we're just hoping that it's appreciated and loved and people bid high. >> the fisher family decides this auction will have no reserve, or minimum bid, for most of the objects. >> lot number 83, the silver coin. $950. $1,000 is bid. $1,100. $1,100 is bid. $1,200. $3,500. and now $3,750. any more beyond -- >> yes. >> $3,750. sold here for $3,750. >> the smuggler's silver coin. $18,000 is the bid. $19,000 is bid. and now $20,000. fair warning at $30,000. last chance. $30,000 for bidder number 607. >> and what about mel's favorite? the gold chain he wore on "the tonight