Radiant Cut Three Stone Engagement Rings

Browse our curated three stone radiant engagement ring collection, sustainably designed with quality lab-grown diamonds.

Petite Cluster Ring

Regular price
$2,190+
Regular price
Sale price
$2,190 USD
All Center Shapes

Petite Cluster Ring

Regular price
$2,190+
Regular price
Sale price
$2,190 USD
All Center Shapes

Petite Cluster Ring

Regular price
$2,040+
Regular price
Sale price
$2,040 USD
All Center Shapes

Petite Cluster Ring

Regular price
$1,840+
Regular price
Sale price
$1,840 USD
All Center Shapes

Petite Cluster Ring

Regular price
$1,840+
Regular price
Sale price
$1,840 USD
All Center Shapes

Three Stone Radiant Cut Ring

Regular price
$1,690+
Regular price
Sale price
$1,690 USD

Three Stone Radiant Cut Ring

Regular price
$1,840+
Regular price
Sale price
$1,840 USD

Three Stone Radiant Cut Ring

Regular price
$1,840+
Regular price
Sale price
$1,840 USD

Three Stone Radiant Cut Ring

Regular price
$1,840+
Regular price
Sale price
$1,840 USD

Three Stone Radiant Cut Ring

Regular price
$1,690+
Regular price
Sale price
$1,690 USD

Three Stone Radiant Cut Ring

Regular price
$1,690+
Regular price
Sale price
$1,690 USD

Three Stone Trillion Ring

Regular price
$3,340+
Regular price
Sale price
$3,340 USD
All Center Shapes

Tulip Accented Ring

Regular price
$1,790+
Regular price
Sale price
$1,790 USD
All Center Shapes

Radiant cut three stone engagement rings

Find the perfect radiant cut three stone engagement ring: A radiant three stone engagement ring is the perfect way to symbolize your love and commitment. The radiant cut is a more modern take on the emerald cut, blending the iconic emerald shape with the glassy, starry facet features of the round cut. The result is a sparkling, angular, and fresh shape that commands attention. Pair that beautiful center stone with two accent diamonds, and you have a stunning radiant three stone engagement ring– representing you and your loved one’s past, present, and future. 


Radiant cuts can range from an elongated shape to a more square shape, giving you more than one option when searching for a three stone radiant cut diamond ring. At Plum Diamonds, you have even more customization options, ranging from metal color to the size, shape, and location of your accent stones. Looking for something more traditional? A radiant cut three stone engagement ring with tapered baguette or pear-shaped diamonds may be right for you. For something delicate with more movement, look into a petite cluster ring. Can’t decide? Don’t worry! Our expert jewelers are available to discuss your needs and customization options.


When you shop with Plum Diamonds, you are investing in authentic and ethical jewelry– all of our beautiful stones and metals are lab grown and ethically sourced. Ready to commit? Browse the full collection to find the perfect three stone radiant engagement ring.