Marquise Accents Engagement Rings

Shop our marquise accents lab-grown diamond engagement rings. IGI-certified, conflict-free diamonds set in solid 10K–18K white, yellow, and rose gold. Free worldwide shipping, 30-day returns, and a 1-year warranty on every ring from Riona Jewel.

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4 Products Found
Cushion
Round Lab Grown Diamond Side-Stone Engagement Ring

Cushion Lab Grown Diamond Side-Stone Engagement Ring

$2,085.00 – $4,008.00
This Cushion side-stone engagement ring showcases the perfect balance of brilliance and sophisticated design. Featuring a stunning centerpiece framed by complementary side stones, this ring holds a remarkable 3.70 ct total...
Round Lab Grown Diamond Side-Stone Engagement Ring

Cushion Lab Grown Diamond Side-Stone Engagement Ring

$2,013.00 – $4,048.00
This Cushion diamond engagement ring showcases a stunning side-stone setting that maximizes brilliance and presence. Featuring an impressive 3.83 carats total weight of lab-grown diamonds, this design pairs a breathtaking center...
Round Lab Grown Diamond Side-Stone Engagement Ring

Cushion Lab Grown Diamond Side-Stone Engagement Ring

$1,905.00 – $3,832.00
This Cushion side-stone engagement ring showcases the brilliance of lab-grown diamonds in a design that celebrates both center stone and accompaniment. Featuring a total diamond weight of 2.83 carats, this...
Cushion Lab Grown Diamond Side-Stone Engagement Ring

Cushion Lab Grown Diamond Side-Stone Engagement Ring

$1,905.00 – $3,832.00
This cushion cut engagement ring captures timeless romance with a stunning side-stone design that maximizes brilliance from every angle. At the heart of this exquisite piece sits a beautiful cushion-shaped...