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.

Radiant Cut Diamond Trilogy Engagement Rings for Women 1
Radiant Cut Diamond Trilogy Engagement Rings for Women 2
Radiant Cut Diamond Trilogy Engagement Rings for Women 3

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6 Prong Radiant Basket set Engagement Ring

From £538

4 Prong Setting Emerald Trilogy Diamond Rings in Yellow / White Gold 1
4 Prong Setting Emerald Trilogy Diamond Rings in Yellow / White Gold 2
4 Prong Setting Emerald Trilogy Diamond Rings in Yellow / White Gold 3
4 Prong Setting Emerald Trilogy Diamond Rings in Yellow / White Gold 4

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4 Prong Emerald And round graduated Engagement Ring

From £421

Tapering Up Shoulder Radiant Diamond Engagement Ring in Gold and Platinum 1
Tapering Up Shoulder Radiant Diamond Engagement Ring in Gold and Platinum 2
Tapering Up Shoulder Radiant Diamond Engagement Ring in Gold and Platinum 3

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4 Prong Radiant tapering Up Shoulder Engagement Ring

From £682

4 Prong Setting Round Trilogy Diamond Rings in Yellow / White Gold 1
4 Prong Setting Round Trilogy Diamond Rings in Yellow / White Gold 2
4 Prong Setting Round Trilogy Diamond Rings in Yellow / White Gold 3
4 Prong Setting Round Trilogy Diamond Rings in Yellow / White Gold 4

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4 Prong Round Shared claws Engagement Ring

From £436

Emerald Shoulder Gallery Solitaire Diamond Engagement Ring 1
Emerald Shoulder Gallery Solitaire Diamond Engagement Ring 2
Emerald Shoulder Gallery Solitaire Diamond Engagement Ring 3

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Bezel Setting Emerald Shoulder gallery Engagement Ring

From £517

Round Shape Pave Setting Wide Shoulder Diamond Engagement Ring 1
Round Shape Pave Setting Wide Shoulder Diamond Engagement Ring 2
Round Shape Pave Setting Wide Shoulder Diamond Engagement Ring 3
Round Shape Pave Setting Wide Shoulder Diamond Engagement Ring 4

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Cathedral Princess Wide shoulder Engagement Ring

From £553

Delicate Tapering Down Shoulder Set Pear Diamond Engagement Ring 1
Delicate Tapering Down Shoulder Set Pear Diamond Engagement Ring 2
Delicate Tapering Down Shoulder Set Pear Diamond Engagement Ring 3
Delicate Tapering Down Shoulder Set Pear Diamond Engagement Ring 4

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Prong Pear Delicate tape down shoulder Engagement Ring

From £521

4 prong setting round shape engagement diamond ring 1
4 prong setting round shape engagement diamond ring 2
4 prong setting round shape engagement diamond ring 3
4 prong setting round shape engagement diamond ring 4

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4 Prong Round Heritage glow Engagement Ring

From £508

Princess Diamond Channel Set Diamond on Shoulder Engagement Ring 1
Princess Diamond Channel Set Diamond on Shoulder Engagement Ring 2
Princess Diamond Channel Set Diamond on Shoulder Engagement Ring 3

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4 Prong Princess Corner claws v shaped Engagement Ring

From £487

Marquise Engagement Ring Uk Diamond Halo Engagement Ring 1
Marquise Engagement Ring Uk Diamond Halo Engagement Ring 2
Marquise Engagement Ring Uk Diamond Halo Engagement Ring 3

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Cathedral Marquise Shoulder set Engagement Ring

From £512

4 Prong Setting Radiant Shape 2 Row Shoulder Halo Diamond Engagement Rings 1
4 Prong Setting Radiant Shape 2 Row Shoulder Halo Diamond Engagement Rings 2
4 Prong Setting Radiant Shape 2 Row Shoulder Halo Diamond Engagement Rings 3
4 Prong Setting Radiant Shape 2 Row Shoulder Halo Diamond Engagement Rings 4

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Cathedral Radiant Split shoulder Engagement Ring

From £667

4 prong setting round shape diamond vintage engagement ring 1
4 prong setting round shape diamond vintage engagement ring 2
4 prong setting round shape diamond vintage engagement ring 3
4 prong setting round shape diamond vintage engagement ring 4

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4 Prong Round Vintage Engagement Ring

From £556

4 prong setting round shape unique trilogy diamond ring 1
4 prong setting round shape unique trilogy diamond ring 2
4 prong setting round shape unique trilogy diamond ring 3
4 prong setting round shape unique trilogy diamond ring 4

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4 Prong Round Mesmeric Engagement Ring

From £421

4 prong setting round shape side stone engagement ring 1
4 prong setting round shape side stone engagement ring 2
4 prong setting round shape side stone engagement ring 3
4 prong setting round shape side stone engagement ring 4

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4 Prong Round Modern shoulder hidden halo Engagement Ring

From £482

Classic Setting Pear Shape Solitaire Diamond Engagement Rings 1
Classic Setting Pear Shape Solitaire Diamond Engagement Rings 2
Classic Setting Pear Shape Solitaire Diamond Engagement Rings 3

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Prong Pear Tapering shoulder Engagement Ring

From £448

Marquise Side Stone On Shoulder Set Accented Diamond Engagement Ring 1
Marquise Side Stone On Shoulder Set Accented Diamond Engagement Ring 2
Marquise Side Stone On Shoulder Set Accented Diamond Engagement Ring 3

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4 Prong Marquise Tapered shank Engagement Ring

From £508

Solitaire Diamond Round Cut Engagement Rings White Gold Prong Setting 1
Solitaire Diamond Round Cut Engagement Rings White Gold Prong Setting 2
Solitaire Diamond Round Cut Engagement Rings White Gold Prong Setting 3
Solitaire Diamond Round Cut Engagement Rings White Gold Prong Setting 4

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4 Prong Round High set side stone Engagement Ring

From £514

channel setting round diamond solitaire ring 1
channel setting round diamond solitaire ring 2
channel setting round diamond solitaire ring 3

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Channel Setting Round Double channel band Engagement Ring

From £994

Cross Over Open Setting Side Stone Diamond Engagement Rings 1
Cross Over Open Setting Side Stone Diamond Engagement Rings 2
Cross Over Open Setting Side Stone Diamond Engagement Rings 3
Cross Over Open Setting Side Stone Diamond Engagement Rings 4

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4 Prong Round Crossover open Engagement Ring

From £364

A dazzling oval-shaped diamond nestled in a 4-claw setting a hidden halo engagement ring 1
A dazzling oval-shaped diamond nestled in a 4-claw setting a hidden halo engagement ring 2
A dazzling oval-shaped diamond nestled in a 4-claw setting a hidden halo engagement ring 3

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4 Prong Gemstone Engagement Ring

From £448

Pear Set Engagement Rings in Thin Sholder Set Diamond 1
Pear Set Engagement Rings in Thin Sholder Set Diamond 2
Pear Set Engagement Rings in Thin Sholder Set Diamond 3

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Prong Pear Thin sholder Engagement Ring

From £450

4 Prong Setting Emerald Shape Classic - Best Seller Halo Diamond Engagement Rings 1
4 Prong Setting Emerald Shape Classic - Best Seller Halo Diamond Engagement Rings 2
4 Prong Setting Emerald Shape Classic - Best Seller Halo Diamond Engagement Rings 3
4 Prong Setting Emerald Shape Classic - Best Seller Halo Diamond Engagement Rings 4

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Cathedral Emerald Micro prong Engagement Ring

From £624

4 Prong Setting Oval Shape 2 Row Halo Diamond Engagement Rings 1
4 Prong Setting Oval Shape 2 Row Halo Diamond Engagement Rings 2
4 Prong Setting Oval Shape 2 Row Halo Diamond Engagement Rings 3
4 Prong Setting Oval Shape 2 Row Halo Diamond Engagement Rings 4

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Cathedral Oval Double Engagement Ring

From £686

Prong Setting Emerald Shape Baguette on Shoulder Halo Diamond Engagement Rings 1
Prong Setting Emerald Shape Baguette on Shoulder Halo Diamond Engagement Rings 2
Prong Setting Emerald Shape Baguette on Shoulder Halo Diamond Engagement Rings 3
Prong Setting Emerald Shape Baguette on Shoulder Halo Diamond Engagement Rings 4

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4 Prong Emerald Baguette on shank Engagement Ring

From £874

Bezel Set Round Solitaire Diamond Engagement Rings for Women 1
Bezel Set Round Solitaire Diamond Engagement Rings for Women 2
Bezel Set Round Solitaire Diamond Engagement Rings for Women 3

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4 Prong Round Charm Engagement Ring

From £334

Classic Oval Shape Diamond Engagement Ring 1
Classic Oval Shape Diamond Engagement Ring 2
Classic Oval Shape Diamond Engagement Ring 3
Classic Oval Shape Diamond Engagement Ring 4

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4 Prong Oval Basket set classic Engagement Ring

From £448

Prong Setting Pear & Round Shoulder Set Accented Side Diamond Engagement Ring 1
Prong Setting Pear & Round Shoulder Set Accented Side Diamond Engagement Ring 2
Prong Setting Pear & Round Shoulder Set Accented Side Diamond Engagement Ring 3

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Prong Pear Channel set shank Engagement Ring

From £490

Prong Setting Round Cut Solitaire Diamond Engagement Rings Yellow / White Gold 1
Prong Setting Round Cut Solitaire Diamond Engagement Rings Yellow / White Gold 2
Prong Setting Round Cut Solitaire Diamond Engagement Rings Yellow / White Gold 3

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4 Prong Round Modern high set Engagement Ring

From £438

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

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Cathedral Two row Engagement Ring

From £662

Rose Gold Trilogy Round Diamond Ring 4 Prong Set 1
Rose Gold Trilogy Round Diamond Ring 4 Prong Set 2
Rose Gold Trilogy Round Diamond Ring 4 Prong Set 3
Rose Gold Trilogy Round Diamond Ring 4 Prong Set 4

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4 Prong Round Ending shared claws Engagement Ring

From £444

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

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4 Prong Round Crossover claws classic Engagement Ring

From £436

4 prong setting round shape trilogy ring 1
4 prong setting round shape trilogy ring 2
4 prong setting round shape trilogy ring 3
4 prong setting round shape trilogy ring 4

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4 Prong Round Unique Engagement Ring

From £545

Side Stone On Shoulder Set Diamond Engagement Ring Yellow Gold / Platinum 1
Side Stone On Shoulder Set Diamond Engagement Ring Yellow Gold / Platinum 2
Side Stone On Shoulder Set Diamond Engagement Ring Yellow Gold / Platinum 3

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Low Set Round With baguette Engagement Ring

From £502

4 prong setting round shape classic solitaire diamond ring 1
4 prong setting round shape classic solitaire diamond ring 2
4 prong setting round shape classic solitaire diamond ring 3
4 prong setting round shape classic solitaire diamond ring 4

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4 Prong Round Split shank Engagement Ring

From £445

4 prong setting round shape vintage style engagement ring 1
4 prong setting round shape vintage style engagement ring 2
4 prong setting round shape vintage style engagement ring 3
4 prong setting round shape vintage style engagement ring 4

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4 Prong Round Heirloom Engagement Ring

From £656

4 prong setting oval shape side stone diamond ring 1
4 prong setting oval shape side stone diamond ring 2
4 prong setting oval shape side stone diamond ring 3
4 prong setting oval shape side stone diamond ring 4

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4 Prong Oval Unique high set Engagement Ring

From £652

4 prong vintage style side stone engagement ring 1
4 prong vintage style side stone engagement ring 2
4 prong vintage style side stone engagement ring 3

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Bezel Setting Round Vintage Engagement Ring

From £701

Classic Straight Shoulder Solitaire Diamond Engagement Ring 1
Classic Straight Shoulder Solitaire Diamond Engagement Ring 2
Classic Straight Shoulder Solitaire Diamond Engagement Ring 3
Classic Straight Shoulder Solitaire Diamond Engagement Ring 4

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4 Prong Round Smooth band Engagement Ring

From £334

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 Split shank Engagement Ring

From £1,280

Princess Shoulder Set Accented Side Diamond Engagement Ring 4 Prong Set 1
Princess Shoulder Set Accented Side Diamond Engagement Ring 4 Prong Set 2
Princess Shoulder Set Accented Side Diamond Engagement Ring 4 Prong Set 3

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Cathedral Princess Channel set side stone Engagement Ring

From £488

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

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Bezel Setting Princess Open shoulder Engagement Ring

From £490

Oval Halo Diamond Engagement Rings Uk White Gold / Platinum 1
Oval Halo Diamond Engagement Rings Uk White Gold / Platinum 2
Oval Halo Diamond Engagement Rings Uk White Gold / Platinum 3

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4 Prong Oval Plain shoulder Engagement Ring

From £480

Prong Setting Emerald Diamond Halo Engagement Ring 1
Prong Setting Emerald Diamond Halo Engagement Ring 2
Prong Setting Emerald Diamond Halo Engagement Ring 3
Prong Setting Emerald Diamond Halo Engagement Ring 4

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4 Prong Emerald Plain shoulder Engagement Ring

From £481

4 Prong Setting Radiant Shape Delicate Halo Diamond Engagement Rings 1
4 Prong Setting Radiant Shape Delicate Halo Diamond Engagement Rings 2
4 Prong Setting Radiant Shape Delicate Halo Diamond Engagement Rings 3
4 Prong Setting Radiant Shape Delicate Halo Diamond Engagement Rings 4

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4 Prong Radiant Delicare shank Engagement Ring

From £774

3 Prong Setting Pear Shape 3 Row Shoulder Halo Diamond Engagement Rings 1
3 Prong Setting Pear Shape 3 Row Shoulder Halo Diamond Engagement Rings 2
3 Prong Setting Pear Shape 3 Row Shoulder Halo Diamond Engagement Rings 3
3 Prong Setting Pear Shape 3 Row Shoulder Halo Diamond Engagement Rings 4

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Prong Pear Three row Engagement Ring

From £919

4 Prong Setting Heart Shape Vintage Style Halo Diamond Engagement Rings 1
4 Prong Setting Heart Shape Vintage Style Halo Diamond Engagement Rings 2
4 Prong Setting Heart Shape Vintage Style Halo Diamond Engagement Rings 3

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Prong Heart Vintage Engagement Ring

From £760

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

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Prong Heart 2 row delicate shoulder Engagement Ring

From £623

Bezel Set Round Solitaire Diamond Twist Engagement Rings 1
Bezel Set Round Solitaire Diamond Twist Engagement Rings 2
Bezel Set Round Solitaire Diamond Twist Engagement Rings 3

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4 Prong Round Unique curved and twisted Engagement Ring

From £334

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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?