SKU: 30867

GIA 2.98 carat old cut diamond platinum three stone engagement ring

$ 17,500
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This mid-century platinum three-stone engagement ring features a GIA-certified 2.98-carat pear-shaped rose cut diamond, N color, very light brown, SI2 clarity, flanked by two pear-shaped old mine cut diamonds totaling approximately 1.10 carats, H color, I clarity. A rare blend of antique stones set in a timeless design. Circa 1950s, with diamonds dating to the 1890s.

Certificate: GIA #1232511128
Center stone: Pear shape rose cut diamond
Weight: 2.98 carats
Color: N, very light brown
Clarity: SI2
Accent stone: 2 pear shape old mine cut diamonds
Weight: Approximately 1.10 carats
Color: H
Clarity: I
Metal: 18k white gold
Era: Mid Century
Circa: 1950's, stones from 1890's
Size: 5 and can be resized
Gram weight: 5.89
Period 1950
Metals & Materials 18k Gold, Gold, Platinum, White Gold,
Size 5
Style Choice Modern
Primary Stone/s
Stone Type Brown Diamond
Stone Cut Pear
Carat Weight 2.0 - 3.0 ct
Colour Grade NH
Clarity Grade Slightly Included (SI2)Included (I1)
7-day, 100% return policy
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).

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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Expertly sourced

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Free ring re-sizing

Frequently Asked Questions

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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.

Good Company

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