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The World's Best
Presented In

Vibrant Color

Enduring Beauty

100% Natural

Browse Gemstones

Explore Natural Gemstones

Every Gemstone on James Allen is Examined by a Professional GIA Graduate Gemologist

  • Blue Sapphires

    Blue Sapphires

    Blue sapphire is a primary color gemstone. Its most common secondary hues are purple, violet, and green.

  • Pink Sapphires

    Pink Sapphires

    Pink sapphires are the rarest of sapphire colors and bear many similarities to rubies.

  • Yellow Sapphires

    Yellow Sapphires

    Yellow sapphires resemble yellow diamonds and tend to have fewer inclusions than pink or blue sapphires.

  • Red Rubies

    Red Rubies

    Among the most valued gemstones on the market, rubies are durable and range in color from pink to blood-red.

  • Green Emerald

    Green Emerald

    Emeralds are by far the most stunning of the green color gemstones.

Design Your Own Gemstone Engagement Ring

Design Your Own
Gemstone Engagement Ring


The Mille Coeurs Gemstone Collection

James Allen offers a sweet selection of gemstone rings and pendants for that

special occasion.


360° Photography

100,000 certified conflict-free diamonds,
all photographed in 360° HD

Expert Service

24/7 diamond experts, with option for
real-time diamond inspections

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lifetime warranty

Quality of Design

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