GIA 3.34 carat old mine cut diamond platinum engagement ring

$ 60,000
A breathtaking vintage engagement ring featuring a bold old mine diamond framed by elegant pear-shaped side stones.
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Certificates: Appraisal GIA
This exceptional vintage engagement ring centers on a striking 3.34 carat old mine cut diamond, certified by GIA #1533480146, showcasing a beautiful balance of size, brilliance, and antique character. The diamond displays an elegant I color with crisp VS2 clarity, while its hand-cut faceting creates a soft, romantic glow full of depth and individuality. Flanking the center stone are two pear shape diamonds totaling approximately 0.70 carat, graded F-G color and VS clarity, adding a graceful and refined silhouette that enhances the overall design. Crafted in platinum during the 1970s, the ring reflects a timeless and sophisticated aesthetic with a balanced, elegant presence. Weighing 5.71 grams and currently a size 5.25, this piece is a stunning expression of classic beauty and enduring craftsmanship.
Period 1970
Metals & Materials Platinum,
Size 5.25
Style Choice Contemporary
Primary Stone/s
Stone Type Diamond
Stone Cut Old Mine
Carat Weight 3.0 - 5.0 ct
Colour Grade IF
Clarity Grade Very Slightly Included (VS2)Very Slightly Included (VS1)

7-day, 100% return policy

1-Year service warranty

From delivery or collection, we're happy to give you 7 calendar days to try the jewelry in the comfort of your own home. If you decide to return the jewelry, we also provide the return shipping label & instructions.

This ring includes sizing at the time of purchase to ensure that your ring fits perfectly! Just enter your ring size at checkout.

We guarantee free worldwide shipping. The typical delivery time is 5-7 days (if it doesn’t need resizing).

SKU: 36908

Crafted to last

These rings have already lived a life or two — now they’re ready for yours. Thoughtfully restored and lovingly inspected, many can be resized to fit just right, so you can wear something storied, beautiful, and made to continue the journey with you.

Shop with zero worries

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7 day 100% return policy

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Free worldwide shipping

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1-year service warranty

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Free ring re-sizing

Frequently Asked Questions

Can I help?

If you want to see your piece from every angle or have a question, book a virtual appointment with Sasha — she’s here to help.

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Loved by vintage fans!

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Beyond obsessed

I'll just start by saying that every piece of vintage jewelry in this shop is more beautiful than any other I saw in all of LA. Not only do I absolutely adore my ring, I had an amazing experience here as well. Basically the dream situation for a newly engaged gal! 

Haley M.
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Loved the ring

Love this place. The staff's knowledge and attention to detail was incredibly helpful. 

Dan C.
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Your Biggest Fans

For the past four years we have only used Trumpet & Horn for fine jewelry purchases. The team at Trumpet & Horn go above and beyond to make sure that each detail is classy and beautiful. I have worn my engagement set every day for nearing four years. 

Ashley H.
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Positive experience

My fiance and I found the perfect ring at Trumpet & Horn. After not finding anything in stores, we turned to the internet and were glad to find Trumpet & Horn. I absolutely LOVE it.  

Sarah B.

Loyal Customer