Three Stone Engagement Rings

Three stones, one meaning: past, present and future. The three stone engagement ring flanks a centre diamond with two companions, and the symbolism has made it one of the most enduring styles in bridal jewellery. Our 312 designs run from $874 to $6,198, each a lab-grown, IGI-certified trilogy.

Three stone styles

The classic 3 stone ring pairs a round or oval centre with matching round sides; tapered baguettes read art-deco; pear or trapezoid sides add movement. A three stone diamond ring can step the sides down in size for a graduated line, or match all three for balance. Every shape we cut works as a centre.

Why lab-grown suits a trilogy

Three stones mean three times the diamond — and three times the lab-grown saving. A three stone engagement ring that would be a splurge in mined stones becomes an attainable everyday piece, IGI-certified throughout.

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Made to order in about 2 weeks in solid 10K, 14K or 18K gold, free 5-7 day express shipping and 30-day free returns.

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27 Products Found
Cushion
Cushion Lab Grown Diamond Three-Stone Engagement Ring

Cushion Lab Grown Diamond Three-Stone Engagement Ring

$1,190.00 – $2,421.00
This cushion cut engagement ring showcases a breathtaking three-stone design that celebrates past, present, and future. At its heart, a luminous cushion-shaped lab-grown diamond takes center stage, flanked by two...
Round Lab Grown Diamond Three-Stone Engagement Ring

Cushion Lab Grown Diamond Three-Stone Engagement Ring

$1,687.00 – $3,410.00
This three-stone engagement ring showcases the timeless beauty of Cushion lab-grown diamonds in a spectacular 3.40 carat total weight design. The classic three-stone setting symbolizes your past, present, and future...
Cushion Lab Grown Diamond Three-Stone Engagement Ring

Cushion Lab Grown Diamond Three-Stone Engagement Ring

$1,257.00 – $2,626.00
This cushion cut engagement ring showcases the timeless elegance of a three-stone setting, featuring 2.40 carats total weight of brilliant lab-grown diamonds. The generous cushion-shaped center stone is beautifully framed...
Oval Lab Grown Diamond Three-Stone Engagement Ring

Cushion Lab Grown Diamond Three-Stone Engagement Ring

$1,305.00 – $2,775.00
This Cushion three-stone engagement ring captures timeless elegance with a modern conscience. Showcasing a stunning Cushion-cut center diamond flanked by two complementary side stones, this design celebrates past, present, and...
Round Lab Grown Diamond Three-Stone Engagement Ring

Cushion Lab Grown Diamond Three-Stone Engagement Ring

$1,361.00 – $2,865.00
This Cushion three-stone engagement ring showcases the timeless elegance of a classic design reimagined with exceptional brilliance. Featuring 2.38 carats total weight of lab-grown diamonds, this ring captures light from every...
Cushion Lab Grown Diamond Three-Stone Engagement Ring

Cushion Lab Grown Diamond Three-Stone Engagement Ring

$1,562.00 – $3,195.00
This cushion cut engagement ring showcases the timeless beauty of a three-stone setting, featuring a stunning arrangement of lab-grown diamonds totaling 3.71 carats. The cushion shape center stone is flanked...
Cushion Lab Grown Diamond Three-Stone Engagement Ring

Cushion Lab Grown Diamond Three-Stone Engagement Ring

$1,447.00 – $2,988.00
This cushion cut three-stone engagement ring showcases the romantic elegance of one of the most beloved diamond shapes in a timeless design. Featuring a total of 1.97 carats of lab-grown...
Cushion Lab Grown Diamond Three-Stone Engagement Ring

Cushion Lab Grown Diamond Three-Stone Engagement Ring

$1,233.00 – $2,649.00
This cushion three-stone engagement ring captures timeless romance with modern brilliance. Featuring a stunning cushion-cut center diamond flanked by two complementary stones, this design celebrates your past, present, and future...
Cushion Lab Grown Diamond Three-Stone Engagement Ring

Cushion Lab Grown Diamond Three-Stone Engagement Ring

$1,793.00 – $3,461.00
This cushion cut engagement ring showcases the timeless elegance of a three-stone setting, designed to symbolize your past, present, and future together. At its heart, a brilliant cushion-shaped lab-grown diamond...
Cushion Lab Grown Diamond Three-Stone Engagement Ring

Cushion Lab Grown Diamond Three-Stone Engagement Ring

$2,021.00 – $3,763.00
This cushion three-stone engagement ring commands attention with its extraordinary 4.96 carat total weight of lab-grown diamonds. The cushion-cut center diamond is beautifully framed by two complementary side stones in...
Cushion Lab Grown Diamond Three-Stone Engagement Ring

Cushion Lab Grown Diamond Three-Stone Engagement Ring

$1,110.00 – $2,233.00
This cushion three-stone engagement ring captures timeless elegance with a modern conscience. Featuring a stunning cushion-cut lab-grown diamond center stone flanked by two brilliant side stones, this design celebrates your...
Cushion Lab Grown Diamond Three-Stone Engagement Ring

Cushion Lab Grown Diamond Three-Stone Engagement Ring

$1,068.00 – $2,292.00
This cushion cut three-stone engagement ring captures the perfect balance of vintage romance and modern brilliance. Featuring a stunning cushion-shaped center diamond flanked by two perfectly proportioned side stones, this...

What to know before buying a three stone ring

The proportion between centre and sides is what makes or breaks the design. A common, balanced ratio is sides roughly half to two-thirds the centre's carat — so a 1.5ct centre pairs naturally with two 0.50ct sides. Match them larger and the ring reads as a cluster; step them well down and the centre commands full attention. Decide which effect you want before choosing stones, because it dictates the whole look.

Side-stone shape sets the personality. Tapered baguettes give crisp art-deco lines and a vintage feel; matching rounds read classic and soft; pear or trapezoid sides add movement and point inward toward the centre; half-moons hug a round or oval centre tightly. The sides should echo the centre's era — baguettes with an emerald cut, rounds with a round, pears flanking an oval.

Because three stones catch light from three points, total carat presence runs high for the spend — a three-stone with a 1ct centre and two 0.5ct sides reads far larger than a 2ct solitaire. Keep the side stones within one colour grade of the centre so they don't flash warmer or cooler beside it, and confirm all three sit at a matched height so the ring feels level across the finger.

Three stone ring FAQs

What does a three stone ring mean?

The three stones represent past, present and future — your history, your now and your life ahead. It is the most storied symbolism in engagement rings.

What is a trilogy ring?

Another name for the same thing — a trilogy ring and a three stone engagement ring are identical: one centre stone, two sides.

What shapes work for the side stones?

Rounds for classic balance, tapered baguettes for art-deco lines, pears or trapezoids for movement. The 3 stone ring is endlessly customisable.

Should the side stones match the centre?

Either way works — matching reads cohesive, stepping them down draws the eye to the centre. Both are correct in a three stone diamond ring.

Is a three stone ring good for an engagement?

One of the most popular choices — the meaning makes it personal, and the extra stones add presence for the money.

Are the diamonds lab-grown?

Yes, all three — IGI-certified and identical to mined, which is what keeps a three-diamond ring affordable.