18K Yellow Gold and Platinum Diamond Solitaire Engagement Ring

Suggested Retail: $9,340.00
Our Price: $8,690.00

Long's Signature Collection · SKU: SRCA0359

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  • 18k yellow gold and platinum head
  • Center stone weighs 1.10ctw., I/VS2
  • GIA Inscribed
  • Size 6.5

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.


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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.