Sweepstakes Prize(s): One (1) Grand Prize: one roughly 3/4-carat, Blue Nile Signature Round Diamond (ARV $5,000 USD).
Sweepstakes Expires: December 31st, 2013
Sweepstakes Minimum Age: 18 years and older (19 or Older where state law requires)
Sweepstakes Open To: Legal residents of the 50 United States and D.C. and Canada
Sweepstakes Entry Frequency: One-Time