• 24/7 Customer Service
  • Lifetime Warranty
  • Free Shipping & Returns
  • 100% Money Back
    877-826-9866 | 24/7
    Home > Diamonds

    Loose Diamonds In
    360° HD


    THE ONLY WAY TO CHOOSE THE RIGHT DIAMOND

    A certificate tells a small part of the story, but seeing a loose diamond in 40x superzoom lets you really get to know your diamond.

    Design your engagement ring with the perfect loose diamond.

    browse diamondsfancy color diamonds
    Diamonds Video

    REAL-TIME DIAMOND INSPECTION

    GET AN IN-DEPTH ONE-ON-ONE DIAMOND INSPECTION IN 3 EASY STEPS

    Real-time diamond consulatation

    Interact with your favorite loose diamonds in real-time together with our non-commissioned diamond and jewelry experts. They will call you to share their screen with you and walk you through the diamond attributes in superzoom magnification.


    • Find your favorite loose diamond.
    • Click the Real-Time Diamond Inspection button.
    • Interact with the diamond in real-time together with our non-commissioned diamond and jewelry experts, available 24/7.
    Learn More

    explore colorless diamonds

    • Round Cut

      Round Cut

      Round cut diamonds maximize light return and sparkle, and are the most brilliant of the diamond cuts.

    • Princess Cut

      Princess Cut

      The second most popular of the diamond shapes, the princess cut is designed for maximum brilliance.

    • Cushion Cut

      Cushion Cut

      The cushion cut resembles a pillow and has an antique feel and a distinctive, romantic appearance.

    • Emerald Cut

      Emerald Cut

      A stunningly beautiful diamond cut with long lines that give the stone an elegant and sophisticated look.

    • Oval

      Oval

      Oval cut diamonds serve to elegantly elongate fingers, creating the optical illusion of length.

    • Radiant

      Radiant

      Radiant Cut Diamonds combine the stylish square or rectangular shape with the brilliance of the Round Cut.

    • Asscher

      Asscher

      Bright, shiny and extremely clear in appearance, asscher cut diamonds allow you to see right through the stone.

    • Marquise

      Marquise

      The Marquise cut diamond is a boat-shaped brilliant stone, considered to be a “classic” choice for engagement rings.

    • Heart

      Heart

      The ultimate symbol of love, the heart shaped diamond is among the most romantic of the diamond shapes.

    • Pear

      Pear

      Tradition and brilliance are combined in pear shaped diamonds, creating a stone which makes light 'dance.'

    explore fancy color diamonds

    Design Your Diamond Engagement Ring
    Design Your Own
    Diamond Engagement Ring

    Select from hundreds of stunning engagement ring styles and add a
    brilliant loose diamond of your choice. Or begin by selecting one of
    100,000+ loose diamonds and match it with a beautiful ring setting in the
    precious metal of your choice.

    +=
    start with a diamond
    start with a setting

    Conflict-Free Diamonds

    Every loose diamond on JamesAllen.com is conflict-free and certified by one of the top 3 grading laboratories: GIA, AGS or IGI. The diamond certificates are displayed along with the loose diamond on our site.

    Learn More

    True Hearts™
    HEARTS AND ARROWS
    DIAMONDS

    Our True Hearts™ Hearts and Arrows diamonds are the ultimate in perfect cut and symmetry - and have thus become a symbol of the purest expression of love. Every diamond from our True Hearts™ loose diamonds collection is an ideal-cut diamond perfect in its symmetry; a lasting masterpiece with superb color, dazzling clarity and exquisite shape.

    True to their name, the patterned reflection of hearts and arrows only appears when the diamond is of this absolute symmetry. The hearts are seen from the bottom of the diamond (the pointed side) and the arrows are seen from the top.


    Explore True Hearts

    Fancy Color Diamonds

    Fancy color diamonds are a beautiful choice for those who want an alternative to the traditional "colorless" diamond. Choose a brilliant fancy color diamond in yellow, pink, purple red, blue, green, orange, brown, black or gray for a unique, colorful diamond engagement ring.

    Explore Fancy Diamonds

    JAMES ALLEN GUARANTEE

    100,000 certified conflict-free diamonds,
    all photographed in 360° HD
    24/7 diamond experts, with option for
    real-time diamond inspections
    lifetime warranty
    free shipping worldwide
    hassle-free returns with 100% money back
    Learn More