This one's for keeps

Lab grown diamond rings for lovers of quality, carats, and ethical sourcing.

Plum is Different. Here’s Why.

Lifetime Quality is at our Core

We're obsessed with delivering the best, so we craft every ring to order and include free service for life.


Customizing the perfect ring is easy & intuitive - like being guided by a jeweler in-store.


Plum rings are made in our own certified-responsible facility and are 100% free of mined diamonds.

We're seasoned jewelers IRL

Run by women who live and breathe jewelry, Plum’s made 1000s of rings — we won't steer you wrong.

Getting the Dream Ring

Select a ring type, fine-tune with simple custom options, then choose the perfect diamond.

Round Solitaire and Pave
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Round Three Stone
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Round Halo
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Emerald Cut Rings
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Radiant Cut Rings
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Pear Shaped Rings
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Cushion Cut Rings
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Diamond Twist Rings
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Find Your Diamond Kit

Oval Diamond Rings

Easily customize one of our classic designs for the perfect lab grown oval diamond ring.

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We Care About You - And Your Community
  • Free lifetime resizing, polishing, and cleaning. Learn more
  • Free overnight insured shipping and 30-day returns.
  • Every sale supports a cause you care about with Shopping Gives
The Truth About Lab Diamonds

You already know that lab created diamonds are better for the earth and your bank account. With labs, you can get a bigger, better diamond for a fraction of the price of a mined diamond. We've got this and a million other things to share about lab grown diamonds - read on.

about lab Diamonds
We've Got Your Back

We make damn good rings - lots of them. Run and cofounded by women, the Plum team has made 1000s of rings over the years — we love helping couples get the Dream Ring and are here to help.

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Find Your Diamond at Home

Find your favorite carat weight and shape, without putting on your shoes. Inspired by real jewelry store appointments, our Find Your Diamond Kit is an assortment of diamond simulants 1.0 - 3.0 carats and includes a ring sizer, tips for choosing the right diamond ring, and 3 stunning styles to try.



Rings & Things

How to Find My Ring Size: Tips for a Great Fit
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Engagement Ring Styles To Keep In Mind in 2022
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