Round Diamond · Engagement Ring

Platinum Round Cut Diamond Side Stone Solitaire Ring with Round and Four-Prong Setting

$1,609$3,218 Save 50%Ends SoonSetting price — reflects metal, gold purity & band width. Choose your center diamond in the next step.

This elegant ring features a striking Round Cut Diamond center stone secured in a classic four-prong setting for a refined, timeless look. Round side stones along the band...

Band Width2.2 mm
Ring Size

Made-to-order in your selected US size. Free resizing within 30 days of delivery.

Next: pick a certified center diamond — lab-grown or natural — by shape, carat & budget, then preview your finished ring.

Free Shipping 30-Day Returns Certified Diamonds
Free Appraisal
Free Insurance Quote
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IGI-certified for guaranteed quality
Free Shipping, Free 30-Day Return
The Details

Craftsmanship & Specs

MetalPlatinum
Diamond ShapeRound
Diamond ColorWhite
Side Diamonds0.55 ct
Band Width2.2 mm
Diamond TypeLab-Grown or Natural
CertificationIGI · GIA · HRD
Style No.35

About This Ring

This elegant ring features a striking Round Cut Diamond center stone secured in a classic four-prong setting for a refined, timeless look. Round side stones along the band add graceful sparkle and dimension, enhancing the solitaire-inspired design without taking focus away from the center stone. Crafted in luminous Platinum, this ring blends classic engagement-ring styling with delicate side-stone detailing, making it a sophisticated choice for a meaningful and elegant ring.
Shipping & Returns
Complimentary insured shipping on every order, with free 30-day returns. Each ring ships in signature packaging, ready to gift.
Sizing & Resizing
Choose your US ring size at checkout; one complimentary resize is included within 30 days of delivery. Not sure of the size? Our team can help after you order.
The Renaissance Promise
Every center diamond is independently certified (IGI, GIA, HRD and other leading labs). Choose an ethically lab-grown diamond — our specialty — or a natural diamond, both fully certified. Enjoy a free appraisal, a complimentary insurance quote, and a lifetime warranty covering cleaning, prong inspection and resizing.
The Solitaire

One Stone, Unforgettable

Single Stone

A solitaire puts the center diamond center stage — pure, undivided light.

Prong Setting

Fine prongs lift the stone for maximum brilliance and a timeless silhouette.

Your Center Diamond

Choose a certified lab-grown or natural center diamond by shape, carat and budget in the next step.

Easy Resizing

The smooth shank can be resized — your ring grows with the years.

Curated Pairings

Complete the Look

Buy with Confidence

The 4Cs of Diamonds

Cut

The precision that unlocks a diamond's fire and brilliance.

Color

Graded D–Z, where less color means more rarity.

Clarity

The measure of a diamond's natural inclusions.

Carat

The weight of the diamond, and presence on the hand.

Loved by Our Clients

Reviews

$1,609$3,218 Round · Platinum50% Off · Ends Soon
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