3 Carat Diamond Engagement Rings

Bold and beautiful 3 carat diamond engagement rings are defined by their presence. They carry a quiet sense of confidence rather than excess.

prong setting marquise diamond solitaire ring 1
prong setting marquise diamond solitaire ring 2
prong setting marquise diamond solitaire ring 3

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4 Prong Marquise Chic Engagement Ring

From £1,364

prong setting marquise diamond solitaire ring 1
prong setting marquise diamond solitaire ring 2
prong setting marquise diamond solitaire ring 3

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4 Prong Marquise Twist head v claws Engagement Ring

From £944

Classic Channel Setting Diamonds Side Stone Diamond Engagement Rings 1
Classic Channel Setting Diamonds Side Stone Diamond Engagement Rings 2
Classic Channel Setting Diamonds Side Stone Diamond Engagement Rings 3
Classic Channel Setting Diamonds Side Stone Diamond Engagement Rings 4

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Cathedral Round Classic basket Engagement Ring

From £498

prong setting round shape diamond solitaire ring 1
prong setting round shape diamond solitaire ring 2
prong setting round shape diamond solitaire ring 3

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4 Prong Round Wide shank Engagement Ring

From £1,248

Princess Engagement Ring With Solid Shoulder Solitaire Diamond 1
Princess Engagement Ring With Solid Shoulder Solitaire Diamond 2
Princess Engagement Ring With Solid Shoulder Solitaire Diamond 3
Princess Engagement Ring With Solid Shoulder Solitaire Diamond 4

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Bezel Setting Princess Solid shoulder Engagement Ring

From £490

bezel setting round diamond side stone ring 1
bezel setting round diamond side stone ring 2
bezel setting round diamond side stone ring 3
bezel setting round diamond side stone ring 4

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Set Round Low set Engagement Ring

From £658

4 prong setting round diamond side stone ring 1
4 prong setting round diamond side stone ring 2
4 prong setting round diamond side stone ring 3
4 prong setting round diamond side stone ring 4

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4 Prong Round Halo Engagement Ring

From £762

bezel setting princess shape diamond classic solitaire ring 1
bezel setting princess shape diamond classic solitaire ring 2
bezel setting princess shape diamond classic solitaire ring 3

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Bezel Setting Princess High set Engagement Ring

From £505

4 Prong Setting Round Shape 2 Row Shoulder Pave Set Halo Diamond Engagement Rings 1
4 Prong Setting Round Shape 2 Row Shoulder Pave Set Halo Diamond Engagement Rings 2
4 Prong Setting Round Shape 2 Row Shoulder Pave Set Halo Diamond Engagement Rings 3

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4 Prong Round 2 row shoulder Engagement Ring

From £686

4 prong setting round shape cross over shoulder halo engagement ring 1
4 prong setting round shape cross over shoulder halo engagement ring 2
4 prong setting round shape cross over shoulder halo engagement ring 3

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4 Prong Round Crossover shoulder Engagement Ring

From £691

3 Prong Setting Pear Shape Pave Halo Diamond Engagement Rings 1
3 Prong Setting Pear Shape Pave Halo Diamond Engagement Rings 2
3 Prong Setting Pear Shape Pave Halo Diamond Engagement Rings 3

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Prong Pear Delicare shank Engagement Ring

From £730

3 Prong Setting Pear Shape 2 Row Halo Diamond Engagement Rings 1
3 Prong Setting Pear Shape 2 Row Halo Diamond Engagement Rings 2
3 Prong Setting Pear Shape 2 Row Halo Diamond Engagement Rings 3

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Prong Pear Double Engagement Ring

From £658

4 Prong Setting Marquise Shape Circle of Diamond Halo Diamond Engagement Rings 1
4 Prong Setting Marquise Shape Circle of Diamond Halo Diamond Engagement Rings 2
4 Prong Setting Marquise Shape Circle of Diamond Halo Diamond Engagement Rings 3

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4 Prong Marquise Classic Engagement Ring

From £760

Bezel Setting Round Shape Plain Shoulder Halo Diamond Engagement Rings 1
Bezel Setting Round Shape Plain Shoulder Halo Diamond Engagement Rings 2
Bezel Setting Round Shape Plain Shoulder Halo Diamond Engagement Rings 3

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4 Prong Round Plain shoulder Engagement Ring

From £751

Prong Setting Princess Shape 2 Row Shoulder Delicate Halo Diamond Engagement Rings 1
Prong Setting Princess Shape 2 Row Shoulder Delicate Halo Diamond Engagement Rings 2
Prong Setting Princess Shape 2 Row Shoulder Delicate Halo Diamond Engagement Rings 3

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4 Prong Princess Two row shank delicate Engagement Ring

From £757

Prong Setting Round Shape Miligrain Basel on Halo Diamond Engagement Rings 1
Prong Setting Round Shape Miligrain Basel on Halo Diamond Engagement Rings 2
Prong Setting Round Shape Miligrain Basel on Halo Diamond Engagement Rings 3

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4 Prong Round Miligrain Engagement Ring

From £724

Prong Setting Princess Shape Plain Shoulder Halo Diamond Engagement Rings 1
Prong Setting Princess Shape Plain Shoulder Halo Diamond Engagement Rings 2
Prong Setting Princess Shape Plain Shoulder Halo Diamond Engagement Rings 3

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4 Prong Princess Cushion shaped Engagement Ring

From £607

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The ring itself is just beautiful and looks extremely elegant

“Fantastic customer service; the ring itself is just beautiful and looks extremely elegant. And the quality of the ring is flawless. Thank you :)”

Gemma Tyler, Trustpilot

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Shop by Stone Type

At 3 carats, the character of the diamond becomes unmistakable. From bright, high-clarity stones to those with a softer, more natural feel, each choice shapes the overall look. It’s about selecting a diamond that feels composed, balanced, and right to you.

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Shop by Shape

Shape plays a defining role at this size. Elongated cuts like oval and emerald create a more refined silhouette, while round offers a classic presence. Cushion and pear bring a softer edge, adding individuality without losing elegance.

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Shop by Popular Carat Sizes

A 3 carat diamond sits firmly in statement territory, with a presence that’s hard to miss. Some choose slightly smaller sizes for a lighter feel, while others go larger for added impact. The difference lies in how it wears, not just how it looks.

Engagement Ring Trends

Engagement Ring Trends

3 carat engagement rings have quietly become a study in restraint. Clean solitaires let the diamond speak for itself, while elongated shapes bring an easy elegance that feels current without trying to be. Where detail appears — a fine pavé band, a hidden accent — it's used with a light touch. Enough to add character, not enough to compete with the stone. Our artisans work with each diamond individually, shaping a design around it rather than to it. The result is something that feels considered, personal, and made to be worn for a lifetime.

Engagement Ring Trends
Abelini's Transparent Pricing & Value Guide

Abelini's Transparent Pricing & Value Guide

Curious about engagement ring costs? Our unique in-house model ensures you receive exceptional quality and bespoke customisation without inflated markups. We guarantee transparent pricing, allowing you to create your dream ring confidently within your budget.

Our Pricing
Why abelini mobile

Why Choose Abelini?

Choose Abelini for unwavering quality and exceptional service. Discover our comprehensive certifications, lifetime warranty, and customer-first guarantees that ensure complete confidence in your purchase.

Why Abelini?