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Home / Diamonds

Loose Diamonds In
360° HD

The Smart Way to Buy Diamonds

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.

Earth-Created Diamonds Lab-Created 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.

explore loose 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

  • Fancy yellow Diamond

    yellow

    Fancy color yellow diamonds, or “canary diamonds,” range in shades from subtle cape colors to sunshiny fancy deep yellow.

  • Fancy pink Diamond

    pink

    Romantic fancy pink diamonds are often adorned by celebrities, as they are known for their luxurious feel and incredibly rarity.

  • Fancy purple Diamond

    purple

    Fancy color purple diamonds often have undertones of another color, the combination of colors adding to the charming diamond’s beauty.

  • Fancy red Diamond

    red

    The rarest of all fancy color diamonds, red diamonds are perfect for the passion-seeker, evoking a deep intensity and power.

  • Fancy blue Diamond

    blue

    Associated with royalty and wisdom and sought after by the elite, fancy blue diamonds vary from a faint teal-blue color to a deep blue color.

  • Fancy green Diamond

    green

    Symbolizing new beginnings and growth, fancy green diamonds are adored by nature-lovers, closely connecting the wearer to nature.

  • Fancy orange Diamond

    orange

    A happy stone which brings a carefree sense to its wearer, fancy color orange diamonds range in shades from light orange to fancy deep orange.

  • Fancy Brown Diamond

    Brown

    Fancy brown diamonds are becoming increasingly popular, the champagne hues providing an elegant and classy feel to whoever adorns the stone.

  • Fancy Black Diamond

    Black

    Although fancy black diamonds don’t sparkle like other fancy color diamonds, the shocking stone looks incredible on its brave wearer.

  • Fancy gray Diamond

    gray

    Fancy grey diamonds come in varying shades, from pewter to graphite, and are perfect for the sophisticated, modern women.

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
200,000+ loose diamonds and match it with a beautiful ring setting in the
precious metal of your choice.

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Lab-Created Diamonds

Our lab-created diamonds and earth-created diamonds offer identical sparkle and chemical composition. The core difference between them is their origin: Earth-created diamonds are sourced from below the earth’s surface and offer a timeless effect; Lab-created diamonds minimize environmental impact and allow you to maximize your budget.

Shop lab-created diamonds

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

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

JAMES ALLEN GUARANTEE

200,000+ 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
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