Cushion Cut Engagement Rings

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

Cushion Cut Engagement Ring

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

Cushion Cut Sleek Cathedral Ring

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

Cushion Cut Low Hidden Halo Ring

Regular price
$1,510+
Regular price
Sale price
$1,510 USD

Cushion Three Stone Cathedral

Regular price
$1,990+
Regular price
Sale price
$1,990 USD

Cushion Cut Wide Cathedral

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

Antique Cushion Compass Prong Ring

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

Cushion Cut Tulip Engagement Ring

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

Cushion Cut Petals Cluster Ring

Regular price
$2,290+
Regular price
Sale price
$2,290 USD

Elongated Cushion Cut Hidden Halo

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

East-West Elongated Cushion Cathedral Ring

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

Cushion Cut Wide Pave Ring

Regular price
$2,590+
Regular price
Sale price
$2,590 USD

Cushion Cut Low Profile Wide Solitaire

Regular price
$1,790+
Regular price
Sale price
$1,790 USD

Cushion Cut Cathedral Bezel Ring

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

Three Stone Cushion Cut Baguette Ring

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

Cushion Cut Six Prong Hidden Halo

Regular price
$1,440+
Regular price
Sale price
$1,440 USD

Three Stone Cushion Cut Ring

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

Cushion Cut Diamond Ring Collection: If 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.