GIA Certified Diamonds [12,195 of 188,645] Diamond shopping is stress-free thanks to the GIA! When you buy a GIA certified diamond, you can be sure that your diamond has been evaluated from every …

James Allen is leading online jewelry with top quality, conflict free diamonds to create the perfect engagement ring and unforgettable wedding ring. Enjoy free shipping, lifetime warranty, and hassle …

James Allen offers a wide selection of GIA, IGI and AGS certified conflict-free loose diamonds, all viewable in 360° HD. Take the guesswork out of buying a diamond.

Looking for IGI diamonds? Look no further! Our collection of IGI certified diamonds makes shopping for sparkles stress-free. The IGI (International Gemological Institute) is the gold standard in diamond …

Explore James Allen's exquisite collection of certified fancy black diamonds. Each piece showcases the unique beauty of these rare gems, perfect for any occasion.

Explore our exclusive collection of lab grown diamonds, offering identical optical and chemical compositions to natural diamonds. These innovative gems provide greater value and quality, perfect …

Browse our lab grown colored diamonds in a range of hues, a beautiful choice as a loose diamond or combined with an engagement ring.

Our 3 carat lab grown diamonds are certified for quality and authenticity, giving you the confidence to shop for something truly special. Ethically made and affordable, they make big, bold, and beautiful …

Make a statement with a gorgeous 1 carat diamond from JamesAllen.com. Browse our wide selection of conflict free and certified 1 ct diamonds, all viewable in 360°.

The heart shaped diamond features a cleft at its top, all while exhibiting superior brilliance. A unique choice, it is bold, chic, and the perfect fit for someone wanting a non-traditional center stone for their …