THE LEO® Collections

For your one-of-a-kind love, THE LEO offers four brilliant mined and lab-created diamond collections from the masters of diamond craftsmanship and innovative diamond cutting technology, all 100% conflict-free.

Compare THE LEO Collections

Explore THE LEO Collection Designs

See brilliance take shape in every style of mined and lab-created diamond jewelry the LEO master diamond artisans create.

Buying Guide


THE LEO and Responsibility



Celebrated for a unique combination of diamond craftsmanship and innovative diamond cutting technology, THE LEO continues to reinvent how truly brilliant a diamond can be. As a testament to their superior quality, all LEO solitaire, engagement and bridal ring center mined and lab-created diamonds are certified by the world's most respected independent diamond grading labs.

Our patented innovations in diamond cutting technology continue to reinvent how bright and how colorfully brilliant a diamond can be.

Whether mined or lab-created, all of our diamonds live up to the brilliance, fire, and sparkle you expect from LEO.

We place integrity and compassion above all, which includes responsibly sourcing 100% conflict-free diamonds.

From engagement rings to earrings, necklaces and more, THE LEO Collection has the perfect piece of diamond jewelry that reflects your love brilliantly.

Find in Store

Find Your Nearest Authorized Jeweler