When buying loose diamonds, you want to be sure that you understand the specs and certifications of the stone. The best place to buy loose diamonds is a place where you can read the diamond’s IGI or GIA certifications, look at detailed photos of the stone and reach out with any questions you may have. We are proud to offer not only the best ...

Use our diamond search feature to find IGI and GIA-graded, conflict-free loose diamonds of the highest quality. Browse thousands of options and use the filters to narrow down the selection by carat, cut, color, clarity, shape, and price. Still not sure which diamond to invest in? Our diamond buying guide will help you choose the best match.

Blue Nile is the world's leading diamond jeweler online for engagement and wedding rings. Expect lower markups and higher quality fine jewelry. Free Shipping and Free Returns. ... The presentation box also secures your appraisal certificate and diamond grading report. Loose diamonds are presented in a velvet lined diamond case that securely ...

Find truly unique naturally colored diamonds from Blue Nile. Shop for yellow or canary diamonds, pink diamonds, blue diamonds, and more for a look that is one of a kind. Valentine’s Day Sale | Save Up to 50% › DETAILS. 1-800-242-2728. Stores. Virtual Appointment. Diamonds. Shop Diamonds By Shape. Round. Princess ...

Round cut diamonds take the most raw material to create when they are cut from a rough diamond. While carat weights under .75 are only slightly more expensive than similar fancy cut diamonds, as carat weight increases (especially at the 1 ct. mark), the cost increases more significantly. Learn more in our guide to how diamond shape affects price.

Whether you’re searching for a 2 carat lab grown diamond engagement ring or matching half carat lab diamonds for a pair of earrings, there are many stones available. You can find the perfect lab diamond for earrings, necklaces, bracelets and more among our large selection of lab created loose diamonds.

Find fancy colored diamonds in a variety of hues, cuts, carats and shapes. Choose a natural or lab made diamond on its own or add your graded gem to a signature piece of Blue Nile jewelry. Valentine’s Day Sale | Save Up to 50% › DETAILS. 1-800-242-2728. Stores. Virtual Appointment. Diamonds. Shop Diamonds By Shape ...

Our graded gems are perfect for 3 carat diamond rings, necklaces or other jewelry styles. Keep the look classic with a round brilliant diamond or choose from our fancy-cut 3 carat diamond options. Design the perfect 3 carat diamond ring for your special someone or purchase these impressive loose diamonds for other pieces.

Shop loose emerald diamonds for engagement rings and other styles. Valentine’s Day Sale | Save Up to 50% › DETAILS. 1-800-242-2728. Stores. Virtual Appointment. Diamonds. Shop Diamonds By Shape. Round ... enchanting glow and hall of mirrors effect. Emerald-cut diamonds can sparkle, but they will do so differently than more brilliantly ...

Natural blue diamond jewelry will be valued higher than lab gems or diamonds that do not have fancy colors. The exact value of a single blue diamond will depend on its cut, color intensity, carat, clarity and other qualities. ... We offer loose blue diamonds for sale in a variety of shapes, cuts and sizes. Some of our most popular shapes ...