Blue Nile is the largest online retailer of diamonds and fine jewelry.

Blue Nile is the No. 2 buyer of certified diamonds in the United States. Average sale price exceeds $1,000. More than one million consumers visit Blue Nile every month.

Blue Nile is one of the 15 largest specialty retailers of jewelry in the United States.

We Offer the best value & expert advice - we have the largest selection of the finest certified loose diamonds and jewelry. We're confident customers won't find a better quality diamond or piece of jewelry for the price. Blue Nile diamond and jewelry consultants have years of experience, and they don't work on commission.

Every order is shipped free via FedEx and insured to its destination. Our 30-day return policy offers customers a month to consider their purchase. Orders can be returned any time within 30 days for a full refund.