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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56 Products Found
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Round Lab Grown Diamond Three-Stone Engagement Ring

Round Lab Grown Diamond Three-Stone Engagement Ring

$1,435.00 – $2,840.00
This three-stone engagement ring showcases the timeless beauty of round lab-grown diamonds in a breathtaking design that symbolizes your past, present, and future together. Featuring a stunning total diamond weight...
Round Lab Grown Diamond Three-Stone Engagement Ring

Round Lab Grown Diamond Three-Stone Engagement Ring

$1,365.00 – $2,878.00
This three-stone engagement ring showcases a breathtaking round diamond center flanked by two complementary round diamonds, creating a stunning total weight of 3.87 carats. The classic three-stone design symbolizes your...
Round Lab Grown Diamond Three-Stone Engagement Ring

Round Lab Grown Diamond Three-Stone Engagement Ring

$1,268.00 – $2,597.00
This three-stone engagement ring showcases the timeless elegance of round lab-grown diamonds in a design that honors past, present, and future. With a total diamond weight of 3.02 carats, this...
Round Lab Grown Diamond Three-Stone Engagement Ring

Round Lab Grown Diamond Three-Stone Engagement Ring

$1,519.00 – $3,108.00
This three-stone engagement ring showcases a brilliant round diamond flanked by two accent diamonds for a combined total diamond weight of 2.79 carats. The timeless three-stone design symbolizes your past,...
Round Lab Grown Diamond Three-Stone Engagement Ring

Round Lab Grown Diamond Three-Stone Engagement Ring

$1,873.00 – $3,797.00
This three-stone engagement ring showcases the timeless elegance of round lab-grown diamonds in a captivating design that celebrates your past, present, and future together. With a stunning total diamond weight...
Round Lab Grown Diamond Three-Stone Engagement Ring

Round Lab Grown Diamond Three-Stone Engagement Ring

$1,365.00 – $2,834.00
This three-stone engagement ring showcases the timeless elegance of round lab-grown diamonds in a design that honors past, present, and future. Featuring 1.81 carats total weight, the three brilliant rounds...
Round Lab Grown Diamond Three-Stone Engagement Ring

Round Lab Grown Diamond Three-Stone Engagement Ring

$1,288.00 – $2,670.00
This three-stone engagement ring showcases the timeless beauty of round lab-grown diamonds in a setting that celebrates past, present, and future. With a total diamond weight of 1.78 carats, the...
Round Lab Grown Diamond Three-Stone Engagement Ring

Round Lab Grown Diamond Three-Stone Engagement Ring

$1,469.00 – $2,863.00
This three-stone engagement ring showcases the timeless beauty of round lab-grown diamonds in a design that celebrates past, present, and future. With an impressive 4.17 ct total diamond weight, this...
Round Lab Grown Diamond Three-Stone Engagement Ring

Round Lab Grown Diamond Three-Stone Engagement Ring

$1,167.00 – $2,377.00
This three-stone engagement ring showcases the timeless beauty of round lab-grown diamonds in a classic silhouette that celebrates past, present, and future. With a total diamond weight of 0.99 carats,...
Round Lab Grown Diamond Three-Stone Engagement Ring

Round Lab Grown Diamond Three-Stone Engagement Ring

$1,344.00 – $2,770.00
This three-stone engagement ring captures timeless elegance with its trio of brilliant round lab-grown diamonds totaling 1.02 carats. The classic three-stone design symbolizes your past, present, and future together, making...
Round Lab Grown Diamond Three-Stone Engagement Ring

Round Lab Grown Diamond Three-Stone Engagement Ring

$1,416.00 – $2,972.00
This three-stone engagement ring showcases the timeless beauty of round lab-grown diamonds in a classic design that symbolizes your past, present, and future together. Featuring a total diamond weight of...
Round Lab Grown Diamond Three-Stone Engagement Ring

Round Lab Grown Diamond Three-Stone Engagement Ring

$1,372.00 – $2,754.00
This three-stone engagement ring showcases the timeless beauty of round lab-grown diamonds in a setting that symbolizes your past, present, and future together. Featuring 0.84 carats total weight, the brilliant...

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.