Rick Harrison’s auction Aug. 17 highlights sports memorabilia

Denver Broncos 1989 AFC Champions ring issued to Greg Kagan, an all-pro defensive lineman, 10K gold and diamonds. Estimate: $45,000-$75,000. Rick Harrison’s Gold & Silver Pawn image

LAS VEGAS – Sports, music, movie, celebrity autographs and television memorabilia will be featured in Rick Harrison’s Gold & Silver Pawn End of Summer Auction Aug. 17 at 1 p.m. Pacific Time/4 p.m. Eastern. Absentee and Internet live bidding is available through LiveAuctioneers.

Two of the most exciting lots feature sports memorabilia. The first is a Denver Broncos AFC Championship ring from 1989 that was issued to all-pro defensive lineman Greg Kagan. This incredible ring (above) is 10K gold with diamonds and comes with the original presentation box.

The second lot is an incredible Muhammad Ali limited edition serigraph by American artist Stephen Holland. Signed by both Ali and Holland, this piece is challenging to find for less than $7,500, but bidding will start at $3,500.

Muhammad Ali Serigraph by Stephen Holland, numbered 249 of 250, signed by Ali and the artist, 43.5in x 48.5in. Estimate: $5,000-$12,000. Rick Harrison’s Gold & Silver Pawn image

Pro wrestling fans will want to vie for an authentic “Macho Man” Randy Savage costume with autograph. The costume includes three pieces: hat, shirt and pants. All three pieces are signed. It comes with a certificate of authenticity from Beckett Authentication.