Super Bowl rings: NFL's $37,000 thank you for winning the big game
Super Bowl ring - Wikipedia
Super Bowl rings: Every ring design from football history
The History of Natural Diamond Super Bowl Rings
Who has the most Super Bowl rings? NFL player, coach, team with most.
Robert Kraft Sold His Super Bowl Ring for an Obscene Amount of Money
Super Bowl Bling - Jewelry Connoisseur
One of last season's Ravens Super Bowl rings already being sold at auction
Neal Dahlen, 77, has 77 cents in his pocket — and seven Super Bowl rings - Los Angeles Times