Cushion Cut Diamond Three-Stone Ring Set in Platinum with Round Accent Stones and Plain Band

Cushion Cut Diamond Three-Stone Ring Set in Platinum with Round Accent Stones and Plain Band

$3,229.00$6,458.00
or 4 interest-free payments of $807.25
For the story you are building. The Cushion Cut Diamond center is flanked by two round accent stones, all held in prongs on a plain band. The band stays smooth and comfortable, so the trio remains the focus. The prongs let light reach each stone. The round sides make the top look wider on your hand. Made in Platinum, it is a warm engagement ring or anniversary gift for someone who likes a classic shape mix.
Diamond shape Cushion
RoundRound CushionCushion
Metal Platinum
White Gold Yellow Gold Rose Gold Platinum Silver

Made to order in your chosen US size. Free resizing within 30 days of delivery.

Finding your ring size

Ring size is the inside circumference of the band. If you are between sizes, take the larger.

  • Measure a ring you ownLay a ring you already wear flat and measure the inside edge to edge.
  • Use a printable sizerWrap it snugly at the base of the finger, below the knuckle.
  • Time of day mattersFingers are smallest in the morning and largest at the end of a warm day.

Still unsure? Choose "Don't know" and we will size it with you after the order.
Optional 0 / 15

Up to 15 characters engraved by hand inside the band. Left blank, the band ships plain.

IGI certificatewith every stone Lifetimewarranty 30 daysfree returns
Design this ring

Choose this setting, then pick your centre diamond.

Details

Round brilliant lab-grown diamond, VS1–VS2 clarity, F–G color, Excellent cut. 1.8mm knife-edge band in solid 14k gold. Made to order in 5–7 days.

Certification

Every center stone ships with an independent IGI certificate grading the 4Cs. Laser-inscribed girdle matches your certificate number.

Shipping & returns

Free insured shipping, signature on delivery. 30-day returns and free resizing within the first year.

Reviews

4.9 · 214 reviews
"Compared it side by side with a mined solitaire at a chain store — identical sparkle, half the price."
Priya R. · 1.0 ct, yellow gold · Verified buyer
"The certificate and laser inscription gave me total confidence buying online. Setting is flawless."
Daniel K. · 1.5 ct, white gold · Verified buyer
"Free resize was painless. It photographs even better than the product shots."
Amara T. · 2.0 ct, rose gold · Verified buyer

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