Platinum 5.66ctw Oval Cut Diamond Eternity Band Ring

Platinum 5.66ctw Oval Cut Diamond Eternity Band Ring

This stunning platinum oval cut diamond eternity band is in excellent condition and ready to ship!

Eighteen oval cut diamonds, each individually four-prong set, running continuously around a solid platinum band. That word — continuously — is what makes a full eternity design fundamentally different from a half-eternity or three-quarter band. The diamonds do not stop at the sides. They circle the finger completely, so the ring looks equally spectacular from every angle. At 5.66 carats total across 18 stones, the average weight per stone is roughly 0.31 carats each — large enough that each oval reads as a distinct, substantial gem rather than disappearing into the metal.

The oval cut is a natural choice for this format. Its elongated shape allows each stone to nestle close to its neighbors with minimal platinum between them, creating a near-seamless river of diamonds around the band. Oval brilliants share the same faceting architecture as a round brilliant, meaning they return light with the same intensity, but the stretched outline produces a soft, flattering illusion of length on the finger. The 5.80mm width keeps the band proportioned — wide enough to showcase all 18 stones side by side, narrow enough to stack comfortably or pair cleanly with an engagement ring.

Platinum was the only sensible metal choice for a band with this stone count and carat weight. It holds four-prong settings with greater long-term rigidity than gold alloys, and its naturally white color keeps every oval diamond looking its best without the warm tint of yellow gold or the rhodium maintenance cycle of white gold. This band works as a standalone statement on any finger, as an anniversary upgrade worn alongside an existing engagement ring, or as the primary bridal band for someone who values diamond coverage over a single center stone. At 6.8 grams, it sits with real presence on the finger.

Each piece is fully inspected and authenticated by Diamonds by Raymond Lee in Boca Raton.

Eligible merchandise may be returned within 14 calendar days of delivery, subject to our Return & Refund Policy. Custom or special-order pieces, and items engraved, sized or otherwise modified at your request, are final sale.

To request return authorization, email inquiry@diamondsbyraymondlee.com within the return window. Items must be unworn, in their original condition, and include all original packaging, certificates, accessories and gift items. Ship the return using a tracked, insured service no later than the 14th day after delivery. Customers pay return shipping and insurance.

Read our full Return & Refund Policy for all conditions and refund details.