Published on Saturday, August 22, 2009 by Fran Hansen When buying your wedding rings second-hand you can save over 50% off the sale prices found in your local jewelry store. Be sure to check out Craigslist, Nickel Ads, and your nearest hock shop. WHY THE GASP?  Stop and think about it for a moment!  Nearly every jewelry shop offers to buy back your diamond rings when you upgrade. What do you think they do with ...