John Dyer Gems
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    Shop for Gems in Our Retail Catalog!

    Popular Choices:

    • See New Gems
    • Aquamarine
    • Ametrine
    • Sapphire
    • Tourmaline
    • Garnet
    • See ALL Gems
    • Search for a Specific Gem
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    Wholesale Only Catalog
    Business Registration and Approval Required)

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    Sapphires of all colors with high quality cuts

    Sapphires of all colors

    Sapphire is a popular gem for engagement rings and it comes in all colors! We have a large selection of blue and fancy color sapphire with great cuts.
  • Gem Info
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    Answers to Questions About Gems

    • Value Difference Of Good Cutting
    • How Are Gems Cut? (Video)
    • Differentiate Good & Bad Gem Cuts
    • Gem Hardness & Durability
    • Ruby and Sapphire Facts
    • Parti Color Sapphire Article
    • Cut Names & Details
    • What is the Sparkliest Cut?
    • How to Find the Right Size Gem
    • Do We Custom Cut Gems to Order?
    • Gem Enhancements: What are they?
    • Emeralds & Other Beryls
    • What is Gypsy Rose Garnet?
    • All About Oregon Sunstone
    • Montana Sapphire Info
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    Buying Info

    • Satisfaction Guarantee (Return Policy)
    • Return Mailing Instructions
    • Client Testimonials
    • New Gem Email Sign Up
    • FAQs
    Everything you need to know to buy a colored gem for an engagement ring

    Getting Engaged?

      See all of the harder gems that can be used in an engagement ring here.
  • Gems to Jewelry
    Designing a ring with a John Dyer gem

    Who Can Make My Gem into Jewelry?

    • These Select Retailers Design with Our Gems and Make Them into Jewelry!
    • Ask Us about Other Jewelers and Designers
    Ring designed with a custom cut John Dyer Citrine

    Designs & Tips

    • See Jewelry Designs Made with Our Gems

    Everything you need to know to buy a colored gem for an engagement ring

    See What Out Clients Say about Us

  • About John & Contact
    Gem Catalog Image

    About John Dyer & Co.

    • Articles about John
    • John Dyer & Co. History
    • Winner of 62 Gem Cutting Awards, See Them Here!
    Contact Info Image

    Contact, Shows, Etc.

    • Contact Us (Telephone or email)
    • Upcoming Trade Shows Where We Exhibit
    John Dyers Gem Cutting Awards

    John Has Won 62 Gem Cutting Awards

      See John's many awards and award winning gems here!!
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Press Pictures Beryl

Terms of Use:

These photographs are for free media use provided that John Dyer is credited,e.g. "Gem courtesy of John Dyer & Co." Crediting the photography is optional.

Beryl by John Dyer

7.68 ct Chrome Beryl Regal Radiant™

Beryl by John Dyer

50.40 ct Golden Beryl Dreamscape™

Lagoon Beryl by John Dyer

9.23 ct Lagoon Beryl Dreamscape™ Cut by John Dyer, gem courtesy Gem Artisans

Golden Beryl by John Dyer

4.96 ct Golden Beryl ZigZag™

Golden Beryl by John Dyer

53.08 ct Golden Beryl Dreamscape™ - Honorable Mention AGTA

Lagoon Beryl by John Dyer

6.85 ct Lagoon Beryl rectangular radiant cut

Golden Beryl by John Dyer

7.29 ct Golden Beryl with concave facets

Golden Beryl by John Dyer

4.49 ct Golden Beryl rectangular radiant cut

Golden Beryl by John Dyer

12.74 ct Golden Beryl Dreamscape™

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