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Engagement & Wedding Rings
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  • Square Emerald Cut Lab Alexandrite Cathryn Ring - Prong Set Platinum Solitaire Engagement Ring, Ready to ship

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    Ethical Cathryn Solitaire Ring in recycled 950pt platinum - with a prong-set square emerald-cut lab-created Alexandrite.

    Easy to wear classic engagement ring design with a narrow band and sculptural 4-prong setting featuring a gorgeous square emerald/Asscher cut lab Alexandrite.

    The ring can be worn with straight or curved bands. 

    Ring Specification:

    • recycled 950PT platinum
    • 4-prong setting
    • Height above finger 5.4mm (<1/4")
    • Rounded ring shank about  2mm wide, 1.5mm -1.3mm thick
    • polished finish (satin brushed upon request)
    • Ring is ready to ship in size 6.5 (16.9mm ID) and can be resized between size 4 to 9. ** Please specify ring size** and allow extra time for sizing. 

    Alexandrite Specification:

    • Sizes: 5 mm/ 0.75ct
    • square emerald cut similar to an Asscher cut
    • Treatment: Lab Created
    • Lab created by Chatham Gems
    • Comes with a Certificate of Authenticity and a lifetime warranty

    Chatham-created Alexandrites offer a wonderful alternative to the very rare and pricy genuine Alexandrite at affordable prices. Chatham created gemstones are the best on the market that show the famed color change beautifully.


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    Made with recycled precious metals

    We use recycled metals derived from post-consumer sources, including recycled jewelry and industrial products. The goal is to reduce or even better eliminate the need for additional mining of precious metals.  Learn more about the different precious metals we use in our jewelry and their pros and cons. 

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    Ready to gift or enjoy

    Your jewelry comes in a lovely gift box, ready to gift, propose or enjoy.