Cushion Cut Engagement Ring

Browse this romantic collection to celebrate your love with the perfect cushion cut diamond ring.

Cushion Cut Hidden Halo Ring

Regular price
$1,460+
Regular price
Sale price
$1,460 USD

Cushion Cut Twisted Band Ring

Regular price
$1,740+
Regular price
Sale price
$1,740 USD

Cushion Cut Double Pave Ring

Regular price
$2,490+
Regular price
Sale price
$2,490 USD

Cushion Cut Split Shank Ring

Regular price
$2,240+
Regular price
Sale price
$2,240 USD

Pear Cut Luxe Pave Ring

Regular price
$2,740+
Regular price
Sale price
$2,740 USD

Asscher Cut Wide Trellis Ring

Regular price
$1,540+
Regular price
Sale price
$1,540 USD

Six Prong Hidden Halo

Regular price
$1,590+
Regular price
Sale price
$1,590 USD

Six Prong Hidden Halo

Regular price
$1,540+
Regular price
Sale price
$1,540 USD

Six Prong Hidden Halo

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

Six Prong Hidden Halo

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

Emerald Cut Compass Prong Ring

Regular price
$1,090+
Regular price
Sale price
$1,090 USD

East-West Oval Cathedral Ring

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

Diamond Collar Pave Ring

Regular price
$1,490+
Regular price
Sale price
$1,490 USD

Three Stone Trillion Ring

Regular price
$3,340+
Regular price
Sale price
$3,340 USD

Radiant Cut Double Prong Cathedral

Regular price
$1,290+
Regular price
Sale price
$1,290 USD

Petite Cluster Ring

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

Elongated Cushion Cuts

Cushions can be cut softly squared or elongated, a recent favorite. Elongated cushion cut diamonds are available in all designs.


Elongated Cushion Cuts

Cushions can be cut softly squared or elongated, a recent favorite. Elongated cushion cut diamonds are available in all designs.

Cushion cut engagement ring

Cushion Cut Diamond Ring CollectionIf you have made it here while searching for a stunning and sustainable engagement ring, you have come to the right place. Our collection of cushion cut engagement rings comes with the qualities we have all come to love about this beautiful cut. Each cushion cut diamond ring features softly rounded edges and eye-catching sparkle, but we have taken it a step further at Plum Diamonds. For the eco-conscious couple, we have designed a collection to celebrate your love without compromising your values. 


Our cushion cut diamond rings are crafted using recycled metals in your choice of platinum, yellow gold, rose gold, white gold, and two tone metals. But we know you are really here for the sparkle. That is why every cushion cut engagement ring in this collection also features the best lab grown diamonds. Whether you are drawn to a classic solitaire, a subtle hidden halo, or a bold three stone engagement ring, you have the variety you need to find something special in this collection.


At Plum Diamonds, we have made it our mission to create better engagement rings. By better, we mean rings that honor your commitment while staying committed to protecting the environment. From the moment your search begins to long after you say “I do,” our team is here to help you feel confident about the choice you made. And when you are ready to choose wedding bands, we have more sustainable jewelry options for you to explore. Browse our wedding bands collection and contact us when you are ready to pair one with a beautiful engagement ring here.