18K White Gold 3 Stone Marquise Diamond Sides Engagement Ring Setting

Suggested Retail:
Our Price: $4,435.00

Sylvie · SKU: LDM8486

  • Available in 18k white gold
  • For a 1ct oval cut center
  • Center stone sold separately
  • Diamonds approx. .65ctw., GH/SI
  • Size 6.5
  • Can be ordered in different metal, size and shape (prices may vary)

At Long’s, our engagement rings aren’t just exceptional in beauty. They’re responsibly crafted as well. With less than 10% of diamonds delivering on our expectations and accepted into our inventory, we take enormous pride in every step of the process – from sourcing exquisite stones, to cutting and polishing, to guiding you to select or create your dream setting. Whether you’re looking for brands that are driving socio-economic change, recycled stones and precious metals, or traceability from mine to finger, we are committed to building a ring that’s reflective of your values – while also ensuring that the final design meets our unwavering luxury standards.

We offer free shipping and returns on orders $50+ within the continental US. If expedited shipping is required, please contact us directly at websales@longsjewelers.com or 781.262.5854. Orders over $1,000 will require a signature upon delivery.

Most orders should be delivered within 3-7 days.

Store pickup is available on in-stock items, Tuesday - Saturday. For full details, please visit our Shipping or Returns pages.

Questions?

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Our Promise To You

Hand Selected Diamonds

Less than 10% of diamonds accepted for our inventory

Locally Crafted Designs

Assembled in New England by master jewelers.

No Commission

Zero pressure to buy with our education-forward approach

Extensive Inventory

Thousands of GIA-certified diamonds and ring settings available in-store


What Our Customers Are Saying

Wonderful to work with from helping find the perfect style, selecting a great stone, answering my questions and helping make a final decision.

- Daniel C.

After shopping around at other local jewelers, I knew instantly that Long's would make the best partners in helping me find the perfect engagement ring.

- Jonathan B.

I am obsessed with my engagement ring from Longs! My fiancé designed it from scratch, and it could not be more perfect!

- Karlie I.

I went in looking at engagement rings, and they took good care of me. No pressure or upselling, just honest advice.

- Daniel C.

Bought my fiancé’s engagement ring at Long’s. Every single aspect of service, pricing and atmosphere was absolutely top notch.

- Samuel K.

Their customer service is outstanding, and they are so helpful every time I come in. They even clean it anytime I visit which I love!

- Sara C.