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.

Round Cut Side Stone On Shoulder Set Accented Diamond Engagement Ring White Gold 1
Round Cut Side Stone On Shoulder Set Accented Diamond Engagement Ring White Gold 2
Round Cut Side Stone On Shoulder Set Accented Diamond Engagement Ring White Gold 3
Round Cut Side Stone On Shoulder Set Accented Diamond Engagement Ring White Gold 4

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4 Prong Round V cut shoulder set Engagement Ring

From £466

Side Stone On Shoulder Set Accented Diamond Engagement Ring Rose / White Gold 1
Side Stone On Shoulder Set Accented Diamond Engagement Ring Rose / White Gold 2
Side Stone On Shoulder Set Accented Diamond Engagement Ring Rose / White Gold 3

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4 Prong Round Channel set shank Engagement Ring

From £517

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

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4 Prong Radiant Miligrain edge Engagement Ring

From £500

Princess Diamond 4 Claw Side Diamond Engagement Ring 1
Princess Diamond 4 Claw Side Diamond Engagement Ring 2
Princess Diamond 4 Claw Side Diamond Engagement Ring 3
Princess Diamond 4 Claw Side Diamond Engagement Ring 4

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4 Prong Princess Open set square claws Engagement Ring

From £493

Cross Over Claws Single Solitaire Diamond Engagement Rings 1
Cross Over Claws Single Solitaire Diamond Engagement Rings 2
Cross Over Claws Single Solitaire Diamond Engagement Rings 3

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4 Prong Round Crossover classic Engagement Ring

From £454

Bezel Setting Round Shape Modern inter locking Halo Diamond Engagement Rings 1
Bezel Setting Round Shape Modern inter locking Halo Diamond Engagement Rings 2
Bezel Setting Round Shape Modern inter locking Halo Diamond Engagement Rings 3

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Bezel Setting Round Modern locking Engagement Ring

From £734

Radiant Cut Milligrain Edge Shoulder Set Diamond Engagement Ring 1
Radiant Cut Milligrain Edge Shoulder Set Diamond Engagement Ring 2
Radiant Cut Milligrain Edge Shoulder Set Diamond Engagement Ring 3

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4 Prong Radiant Milligrain edge shoulder Engagement Ring

From £512

Corner Claw Setting Princess Diamond Side Stone Engagement Ring 1
Corner Claw Setting Princess Diamond Side Stone Engagement Ring 2
Corner Claw Setting Princess Diamond Side Stone Engagement Ring 3

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4 Prong Princess Corner claws Engagement Ring

From £516

Princess Cut Square Diamond Side Stone Engagement Rings 1
Princess Cut Square Diamond Side Stone Engagement Rings 2
Princess Cut Square Diamond Side Stone Engagement Rings 3
Princess Cut Square Diamond Side Stone Engagement Rings 4

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4 Prong Princess Square claws Engagement Ring

From £574

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

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4 Prong Princess Tapered shank Engagement Ring

From £535

Heart Diamond Tapering Shoulder With Diamond Engagement Rings 1
Heart Diamond Tapering Shoulder With Diamond Engagement Rings 2
Heart Diamond Tapering Shoulder With Diamond Engagement Rings 3

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Prong Heart Tapered shank Engagement Ring

From £535

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

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4 Prong Princess Three row Engagement Ring

From £892

Buy Kissing Style Round Diamond Engagement Ring - Abelini 1
Buy Kissing Style Round Diamond Engagement Ring - Abelini 2
Buy Kissing Style Round Diamond Engagement Ring - Abelini 3

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4 Prong Round Twist shank Engagement Ring

From £503

Easy Fit Setting Shoulder Set Diamond Engagement Ring 1
Easy Fit Setting Shoulder Set Diamond Engagement Ring 2
Easy Fit Setting Shoulder Set Diamond Engagement Ring 3

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4 Prong Round Open mid set Engagement Ring

From £430

4 Prong Setting Round Shape two Row Plain Shoulder Halo Diamond Engagement Rings 1
4 Prong Setting Round Shape two Row Plain Shoulder Halo Diamond Engagement Rings 2
4 Prong Setting Round Shape two Row Plain Shoulder Halo Diamond Engagement Rings 3

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4 Prong Round Two row shoulder Engagement Ring

From £659

Semi Bazel Set Round Cut Solitaire Diamond Engagement Rings White Gold / Platinum 1
Semi Bazel Set Round Cut Solitaire Diamond Engagement Rings White Gold / Platinum 2
Semi Bazel Set Round Cut Solitaire Diamond Engagement Rings White Gold / Platinum 3

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Bezel Setting Round Half moon Engagement Ring

From £438

4 Prong Setting Round Brilliant Cut Solitaire Diamond Engagement Rings for Women 1
4 Prong Setting Round Brilliant Cut Solitaire Diamond Engagement Rings for Women 2
4 Prong Setting Round Brilliant Cut Solitaire Diamond Engagement Rings for Women 3

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Cathedral V shaped head Engagement Ring

From £338

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

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4 Prong Round Gallary shoulder Engagement Ring

From £414

Platinum Engagement Rings 6 Prong Round Solitaire Diamond Ring for Women 1
Platinum Engagement Rings 6 Prong Round Solitaire Diamond Ring for Women 2
Platinum Engagement Rings 6 Prong Round Solitaire Diamond Ring for Women 3
Platinum Engagement Rings 6 Prong Round Solitaire Diamond Ring for Women 4

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6 Prong Crossover shoulder Engagement Ring

From £334

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

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Bezel Setting Round Solid setting Engagement Ring

From £414

Tappering Shoulder Delicate Designer Setting Side Stone Diamond Engagement Rings 1
Tappering Shoulder Delicate Designer Setting Side Stone Diamond Engagement Rings 2
Tappering Shoulder Delicate Designer Setting Side Stone Diamond Engagement Rings 3
Tappering Shoulder Delicate Designer Setting Side Stone Diamond Engagement Rings 4

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4 Prong Tappered shoulder set Engagement Ring

From £421

heirloom petite miligrain engagement ring 1
heirloom petite miligrain engagement ring 2
heirloom petite miligrain engagement ring 3

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4 Prong Round Heirloom petite miligrain Engagement Ring

From £503

prong setting round shape halo side stone diamond ring 1
prong setting round shape halo side stone diamond ring 2
prong setting round shape halo side stone diamond ring 3

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6 Prong Round Mesmerizing Engagement Ring

From £553

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

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4 Prong Round Luminous Engagement Ring

From £370

Cross Over Claws Solitaire Diamond Engagement Ring 1
Cross Over Claws Solitaire Diamond Engagement Ring 2
Cross Over Claws Solitaire Diamond Engagement Ring 3

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4 Prong Round High set Crossover claws Engagement Ring

From £677

Princess Solitaire Diamond Engagement Ring In 4 Claws High Set 1
Princess Solitaire Diamond Engagement Ring In 4 Claws High Set 2
Princess Solitaire Diamond Engagement Ring In 4 Claws High Set 3

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4 Prong Princess High set Engagement Ring

From £448

Princess Solitaire Diamond Engagement Ring In Bar Setting 1
Princess Solitaire Diamond Engagement Ring In Bar Setting 2
Princess Solitaire Diamond Engagement Ring In Bar Setting 3
Princess Solitaire Diamond Engagement Ring In Bar Setting 4

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Channel Setting Princess Tension set Engagement Ring

From £448

Pear Solitaire Engagement Rings in Petit Band Diamond 1
Pear Solitaire Engagement Rings in Petit Band Diamond 2
Pear Solitaire Engagement Rings in Petit Band Diamond 3

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Prong Pear Basket set tapered shoulder Engagement Ring

From £419

Prong Setting Marquise Side Stone Diamond Engagement Ring 1
Prong Setting Marquise Side Stone Diamond Engagement Ring 2
Prong Setting Marquise Side Stone Diamond Engagement Ring 3

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4 Prong Marquise V claws Engagement Ring

From £493

Vintage Style Unique Shoulder Set Diamond Engagement Ring 1
Vintage Style Unique Shoulder Set Diamond Engagement Ring 2
Vintage Style Unique Shoulder Set Diamond Engagement Ring 3

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4 Prong Round Vintage unique shoulder Engagement Ring

From £622

Prong Setting Round Shape Popular Halo Diamond Engagement Rings White Gold, Yellow Gold and Rose Gold 1
Prong Setting Round Shape Popular Halo Diamond Engagement Rings White Gold, Yellow Gold and Rose Gold 2
Prong Setting Round Shape Popular Halo Diamond Engagement Rings White Gold, Yellow Gold and Rose Gold 3
Prong Setting Round Shape Popular Halo Diamond Engagement Rings White Gold, Yellow Gold and Rose Gold 4

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4 Prong Round Classic Engagement Ring

From £784

Bezel Setting Oval Shape Classic - Best Seller Halo Diamond Engagement Rings 1
Bezel Setting Oval Shape Classic - Best Seller Halo Diamond Engagement Rings 2
Bezel Setting Oval Shape Classic - Best Seller Halo Diamond Engagement Rings 3

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Bezel Setting Oval Tapered shank Engagement Ring

From £581

Prong Setting Round Shape Classic Popular Halo Diamond Engagement Rings 1
Prong Setting Round Shape Classic Popular Halo Diamond Engagement Rings 2
Prong Setting Round Shape Classic Popular Halo Diamond Engagement Rings 3

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4 Prong Round Pave shank Engagement Ring

From £632

Buy Low Set Oval Solitaire Diamond Engagement Rings - Abelini 1
Buy Low Set Oval Solitaire Diamond Engagement Rings - Abelini 2
Buy Low Set Oval Solitaire Diamond Engagement Rings - Abelini 3
Buy Low Set Oval Solitaire Diamond Engagement Rings - Abelini 4

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4 Prong Oval Solid shoulder open set Engagement Ring

From £517

Tapering  Shoulder Oval Shoulder Set Diamond Engagement Rings 1
Tapering  Shoulder Oval Shoulder Set Diamond Engagement Rings 2
Tapering  Shoulder Oval Shoulder Set Diamond Engagement Rings 3
Tapering  Shoulder Oval Shoulder Set Diamond Engagement Rings 4

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4 Prong Oval Tape shoulder Engagement Ring

From £540

Round Diamond Engagement Ring Side Stone On Shoulder Set Accented White Gold 1
Round Diamond Engagement Ring Side Stone On Shoulder Set Accented White Gold 2
Round Diamond Engagement Ring Side Stone On Shoulder Set Accented White Gold 3

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4 Prong Round Basket setting Engagement Ring

From £497

Princess Cut Side Stone On Shoulder Set Accented Diamond Engagement Ring In Gold 1
Princess Cut Side Stone On Shoulder Set Accented Diamond Engagement Ring In Gold 2
Princess Cut Side Stone On Shoulder Set Accented Diamond Engagement Ring In Gold 3

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4 Prong Princess Classic setting Engagement Ring

From £506

Oval Shape Tapering Up Shoulder with Milligrain Edge Diamond Engagement Ring 1
Oval Shape Tapering Up Shoulder with Milligrain Edge Diamond Engagement Ring 2
Oval Shape Tapering Up Shoulder with Milligrain Edge Diamond Engagement Ring 3

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4 Prong Oval Tapered up shoulder with milligrain edge Engagement Ring

From £534

Bezel Setting Round Shape Miligrain Edge Halo Diamond Engagement Rings 1
Bezel Setting Round Shape Miligrain Edge Halo Diamond Engagement Rings 2
Bezel Setting Round Shape Miligrain Edge Halo Diamond Engagement Rings 3

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Bezel Setting Round Miligrain edge Engagement Ring

From £790

4 Prong Setting Cushion Shape Open Setting Halo Diamond Engagement Rings 1
4 Prong Setting Cushion Shape Open Setting Halo Diamond Engagement Rings 2
4 Prong Setting Cushion Shape Open Setting Halo Diamond Engagement Rings 3

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4 Prong Cushion And stones on bridge Engagement Ring

From £722

4 Prong Setting Marquise Shape Split Band Halo Diamond Engagement Rings 1
4 Prong Setting Marquise Shape Split Band Halo Diamond Engagement Rings 2
4 Prong Setting Marquise Shape Split Band Halo Diamond Engagement Rings 3

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4 Prong Marquise Split band Engagement Ring

From £788

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

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4 Prong Oval Three row Engagement Ring

From £835

Emerald Solitaire Diamond Engagement Ring 1
Emerald Solitaire Diamond Engagement Ring 2
Emerald Solitaire Diamond Engagement Ring 3
Emerald Solitaire Diamond Engagement Ring 4

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4 Prong Emerald Classic tapered shoulder Engagement Ring

From £517

Emerald Center Rows Solitaire Diamond Engagement Ring 1
Emerald Center Rows Solitaire Diamond Engagement Ring 2
Emerald Center Rows Solitaire Diamond Engagement Ring 3

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4 Prong Emerald Split sholder Engagement Ring

From £448

Emerald Bezel Setting Solid Shoulder Solitaire Engagement Ring 1
Emerald Bezel Setting Solid Shoulder Solitaire Engagement Ring 2
Emerald Bezel Setting Solid Shoulder Solitaire Engagement Ring 3

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Bezel Setting Emerald Solid shoulder Engagement Ring

From £656

bezel setting round shape diamond birthstone ring 1

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Bezel Setting Round Birthstone Engagement Ring

From £403

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

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Cathedral Twin claws Engagement Ring

From £502

Prong Setting Oval Shape  Halo Diamond Engagement Rings in Gold & Platinum 1
Prong Setting Oval Shape  Halo Diamond Engagement Rings in Gold & Platinum 2
Prong Setting Oval Shape  Halo Diamond Engagement Rings in Gold & Platinum 3

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4 Prong Oval Classic flower Engagement Ring

From £788

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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?