Blue Nile Coupon

For a limited time, you can also save $100 on your diamond order of $500 or more*. Simply place your order before 3 PM ET on February 12 and enter DIA18 in the Reference Code box at checkout.

Terms and Conditions:
* Offer valid on any diamond purchase of $500 or more. Includes loose diamonds and diamonds used with our Build Your Own Diamond Jewelry™ feature. Offer not valid on settings or pre-set jewelry. Reference code DIA18 must be entered in cart or mentioned over phone at time of purchase. Offer cannot be combined with any other offer, cannot be applied retroactively, and applies to U.S. customers only. Limit one coupon per customer. Void where prohibited. Offer valid through 3 PM Eastern Time, February 12, 2008.