Our best price promise means that you do not have to wait for a sale to know that you are getting the best price. With the largest online selection of certified diamonds, we are confident that you won’t find a better diamond at a better price. If you should find a better price on your certified diamond within 30 days, bring it to our attention and we'll gladly beat their price by refunding 110% of the difference. Our policy applies only to advertised prices. It does not apply to special offers or promotions, including rebates, free-with-purchase offers and special financing.