Platinum Cushion Cut Engagement Rings

Discover a platinum cushion cut diamond ring that combines beauty with responsible craftsmanship.

Six Prong Hidden Halo

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

Cushion Cut Sleek Cathedral Ring

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

Cushion Cut Pave Prongs Solitaire

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

Cushion Cut Bezel Ring

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

Cushion Cut Cathedral Bezel Ring

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

Cushion Cut Cathedral Ring

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

Cushion Cut Cathedral Pave Ring

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

Cushion Cut Low Profile Solitaire

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

Cushion Cut Low Profile Pave Ring

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

Cushion Cut Low Hidden Halo Ring

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

Cushion Cut Engagement Ring

Regular price
$1,190+
Regular price
Sale price
$1,190 USD

Cushion Cut Simple Halo Pave Ring

Regular price
$2,160+
Regular price
Sale price
$2,160 USD

Cushion Cut Simple Halo Ring

Regular price
$1,870+
Regular price
Sale price
$1,870 USD

Cushion Cut Halo Engagement Ring

Regular price
$1,870+
Regular price
Sale price
$1,870 USD

Cushion Cut Halo Pave Ring

Regular price
$2,160+
Regular price
Sale price
$2,160 USD

Cushion Cut Hidden Halo Ring

Regular price
$1,410+
Regular price
Sale price
$1,410 USD

Platinum cushion cut engagement rings

Platinum Cushion Cut Diamond Ring Collection: If you’re looking for platinum cushion cut engagement rings that honor your love and values while also being stunning, you’re in the right place. Each platinum cushion cut diamond ring in this collection was designed with that in mind. Our platinum cushion cut engagement rings are crafted with the best of the best: the best lab-grown diamonds hand-selected to ensure they meet industry (and your) standards, the best responsibly sourced platinum metal, and the best designs that’ll make your heart flutter. 

With one of the strongest metals as the foundation, our platinum cushion cut diamond rings are the perfect balance of beauty and durability. To ensure that durability lasts as long as your love, we offer a lifetime care warranty, or what we like to call a lifetime of “spa treatments.” Those “spa treatments” include resizing, polishing, and professional cleanings, which keep your ring as flawless as it was the day you said yes.


Explore our cushion cut platinum engagement rings to find a ring that celebrates your love and honors your values. If you don’t fall for a ring in this collection, we can help you create a one-of-a-kind platinum cushion cut diamond ring. In four short weeks, we’ll turn your ideas into a ring you can’t imagine living without. Learn more about our custom lab diamond ring services.