Radiant Cut Cathedral Engagement Rings

Honor your love with a radiant cut cathedral engagement ring designed with quality and care.

    Radiant Cut Slim Cathedral Ring

    Regular price
    $1,240+
    Regular price
    Sale price
    $1,240 USD
    Platinum

    Radiant Cut Cathedral Ring

    Regular price
    $1,240+
    Regular price
    Sale price
    $1,240 USD

    Radiant Cut Cathedral Pave Ring

    Regular price
    $1,710+
    Regular price
    Sale price
    $1,710 USD

    Radiant Cut Slim Cathedral Ring

    Regular price
    $990+
    Regular price
    Sale price
    $990 USD

    Radiant Cut Slim Cathedral Ring

    Regular price
    $990+
    Regular price
    Sale price
    $990 USD

    Radiant Cut Slim Cathedral Ring

    Regular price
    $990+
    Regular price
    Sale price
    $990 USD

    Radiant Cut Slim Cathedral Ring

    Regular price
    $1,240+
    Regular price
    Sale price
    $1,240 USD

    Radiant Cut Slim Cathedral Ring

    Regular price
    $1,240+
    Regular price
    Sale price
    $1,240 USD

    Radiant Cut Bezel Ring

    Regular price
    $1,390+
    Regular price
    Sale price
    $1,390 USD
    Platinum

    Radiant Cut Bezel Ring

    Regular price
    $1,390+
    Regular price
    Sale price
    $1,390 USD

    Radiant Cut Cathedral Bezel Ring

    Regular price
    $1,140+
    Regular price
    Sale price
    $1,140 USD

    Radiant Cut Cathedral Bezel Ring

    Regular price
    $1,140+
    Regular price
    Sale price
    $1,140 USD

    Radiant Cut Cathedral Bezel Ring

    Regular price
    $1,140+
    Regular price
    Sale price
    $1,140 USD

    Radiant Cut Cathedral Bezel Ring

    Regular price
    $1,340+
    Regular price
    Sale price
    $1,340 USD
    Platinum

    Radiant Cut Cathedral Bezel Ring

    Regular price
    $1,340+
    Regular price
    Sale price
    $1,340 USD

    Radiant Cut Cathedral Bezel Ring

    Regular price
    $1,340+
    Regular price
    Sale price
    $1,340 USD

Radiant cut cathedral engagement rings

Your journey in love has landed you on the Plum Diamonds website. Welcome! We hope to help you celebrate your next phase in life through our collection of stunning radiant cut cathedral engagement rings designed to meet the level of quality you desire in a ring. Whether you’re in search of a radiant cut cathedral style engagement ring with a pave band, halo setting, or rose gold metal, we have a variety of rings to fit your unique style.


Our collection features the gorgeous radiant cut lab grown diamond that has been manufactured in our sustainability-focused facility. The beauty of lab grown diamonds is that you get everything you desire in a diamond, sparkle, quality, and value, without unethical practices. At Plum Diamonds, you’re not just investing in your partnership but in the earth. A quality diamond is easily elevated when you throw a cathedral setting in the mix. The cathedral setting is the perfect setting for a classic look. In our collection of radiant cut cathedral engagement rings, you can easily add personal style elements to make the ring your own. From pave prongs, a cathedral bezel, a low basket, or a mini cathedral, you have the flexibility to create your dream radiant cut cathedral style engagement ring. 


We understand how important the process of finding an engagement ring is, so we also provide additional services to get you closer to making a confident decision. While on your search for radiant cut cathedral engagement rings, you can give our Diamond Engagement Ring Try On Kit a try. Through this kit, you can narrow down the diamond and ring size you prefer, eliminating a lot of the stress that comes with engagement ring shopping. Looking for a more human experience? Our jewelry experts would be happy to chat with you and answer any questions you may have.