1980 Super Bowl XV Oakland Raiders Championship Ring – Best Championship Rings
Hall of Fame Exhibits Plunkett Artifacts
Hall of Fame Exhibits Plunkett Artifacts
Super Bowl Oakland Raiders NFL Rings for sale
Ranking every Super Bowl champion's title defense
1976 Oakland Raiders Super Bowl XI Championship Ring - Sweden
1980 Oakland Raiders Super Bowl Championship Ring
1980 Oakland Raiders Super Bowl Championship Ring
Jim Plunkett - All-Time Roster - History
Retiring a relic -- Raiders from past and present reflect on the Coliseum - ESPN
Super Bowl Oakland Raiders NFL Rings for sale