Flush Set Lab Diamond Band

Classic Band

Flush Set Lab Diamond Band

select your ring size:

Want it Customized? Email Now

Free resizing and polishing for life.

Free overnight shipping and returns.

Responsibly made with lab grown diamonds.

Pay over time option at checkout

Made to order, ships in 15 business days.
  • Description & Details

  • Every ring is crafted to your exact specifications. Plum's ethically-sourced diamonds are 100% lab created and curated for quality. Our ring settings are made with the best materials available—including recycled metals whenever possible—and undergo stringent QA in our own certified-responsible manufacturing facility.

    Measurements and carat weights are approximate. We craft rings to strict tolerances. However, keep in mind that all Plum rings are set, polished, and finished individually by hand, so slight variations are normal.

    Carat weights and widths are approximate.

    Accent diamonds are full-cut round brilliant lab grown diamonds graded F/G color, SI1+ clarity.

    Band depth hand finishes to 1.7mm.

    Band widths without diamonds:

    Slim Rounded 2mm

    Wide Flat 3mm

    Rope 2.6mm

    Diamond details and band widths:

    Scallop Set: 18 x 1.5mm .23ctw / 1.8mm wide

    Single Prong: 11 x 2mm .33ctw / 2.0mm wide

    Channel Set: 24 x 1.3mm .20ctw / 2.3mm wide

    Bead & Bright Set: 24 x 1.3mm .22ctw / 2.3mm wide

    Flush Set: 16 x mixed .25ctw / 3mm wide

    Mixed Bezels:11 x mixed .48ctw / 3mm wide

    Don't see exactly what you're looking for, want another center diamond shape, or some other customization? Contact us for adjustments! We can customize any ring. Send an email.

  • Free Shipping & Returns

  • Rings take about 15 business s days to craft from start to finish, and we will always contact you before shipping to coordinate your insured, overnight FedEx delivery. Your ring will arrive in an unmarked brown box.

    In a rush? We do our best to meet special dates, and we can often expedite your order. Rush charges may apply. Please contact us to arrange.

  • Sizing & Resizing

  • We offer a free resize within one year of your purchase and free sizing every year after that. We even cover shipping! If you're not sure what size you need, you can still place your order and we'll send you a sizer. Learn more here.

  • Lifetime Care & Warranty

  • All of our rings come with free lifetime servicing that covers an annual €œspa treatment€� to keep your ring sparkling for years to come. This includes polishing, rhodium plating, pro cleaning, and general maintenance. Head to our warranty page for more info on ring maintenance and what's included.


  • The small lab grown diamonds in wedding bands are uncertified, which is standard in the jewelry industry.

    Wedding bands are not appraised because most couples do not add them to their insurance policy; paying insurance premiums for wedding bands is generally not cost effective. Contact us with questions or to get a quote for an appraisal.


  • We offer ShopPay Installment plans that start at 4 payments as low as 0%*. ShopPay partners with Affirm, a lender that allows you to spread the price of your ring across a fixed period of time. You will have the option to apply before checking out. Read about financing in our FAQs.

    *Rates from 0-36% APR. Payment options through Shop Pay Installments are subject to an eligibility check and are provided by these lending partners: affirm.com/lenders. Options depend on your purchase amount, and a down payment may be required. State notices to consumers affirm.com/licenses.

Made in our own facility that’s certified for ethics and sustainability.

a nine photo collage of various lab grown diamond engagement rings by Plum Diamonds
Your Ring

Found a style you love, but want to make it your own? Your dream ring can be a reality in as little as 4 weeks. Our roots are in custom jewelry, and we'd love to help create your perfect custom ring.

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Packaged & Shipped with Care

Our non-custom rings are crafted in about 15 business days, then shipped overnight, insured FedEx in a discreet box. Need it sooner? Contact us for options.

a Plum Diamonds engagement ring in a circular violet ring box inside a larger plum box

Plum is Different. Here’s Why.

Plum Diamonds icon of two plum interlinked rings


We’re a jewelry manufacturer and craft each ring from scratch, with free care for life.

Plum Diamonds icon of two purple interlinked rings


Founded and led by women, we’re here to help and won’t steer you wrong.

Plum Diamonds icon of two mauve interlinked rings


Plum rings are made in our own certified-responsible facility and only with lab grown diamonds.

Plum Love