Free in-store preview • See your handcrafted ring in person before you buy.


Search our inventory of certified loose diamonds to find one that is truly unique.

Shop Diamond Inventory

Shop by

Diamond Shape

Choose from nine popular diamond shapes, all with truly unique qualities.

Search our AGS and GIA certified inventory of over 50,000 diamonds to find the perfect one for you.

Shop all diamonds

Ritani Loose Diamonds

Cut for brilliance over carat weight, Ritani diamonds are designed to sparkle. Every diamond, small or large, is hand cut by our master jewelers, for a quality that sets us apart.

While initially you may consider carat weight above other factors, we recommend purchasing a loose diamond with a quality cut grade. AGS and GIA certified loose diamonds with cut grades of Good or above will produce significantly more sparkle.

Ritani Reserve diamonds are the best among the top 1% of hand-cut diamonds worldwide. This selection is curated for truly extraordinary engagement rings and fine jewelry. If you are wondering where to buy loose diamonds online, Ritani also offers a free in-store preview at your local jewelry store. This unique service allows our customers to purchase loose diamonds at an online price, with a superior experience.

Learn the 4Cs of Diamonds

Diamond Education & Resources

More ways to shop

See what others are buying and stay ahead of the curve.

Recently Purchased Diamonds Our Most Popular Diamonds Diamond Trade-up Program
Popular Diamond Shapes

These nine popular diamond shapes have their own unique qualities. Learn more about each cut’s brilliance.

Diamond Price Guarantee

If you find a diamond for a lower price we'll match it.

Learn more