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 Pear Shape Cross Over Shoulder with Miligrain Halo Diamond Engagement Rings 1
Prong Setting Pear Shape Cross Over Shoulder with Miligrain Halo Diamond Engagement Rings 2
Prong Setting Pear Shape Cross Over Shoulder with Miligrain Halo Diamond Engagement Rings 3
Prong Setting Pear Shape Cross Over Shoulder with Miligrain Halo Diamond Engagement Rings 4

Loading options...

Prong Pear Crossover shoulder with miligrain Engagement Ring

From £727

Tapering Up Shoulder Princess Diamond Engagement Ring in Gold and Platinum 1

Loading options...

4 Prong Princess Tapered up shoulder Engagement Ring

From £562

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

Loading options...

4 Prong Oval Plan shank Engagement Ring

From £716

Classic Round Diamond Side Stone Diamond Engagement Ring with Pave Setting 1
Classic Round Diamond Side Stone Diamond Engagement Ring with Pave Setting 2
Classic Round Diamond Side Stone Diamond Engagement Ring with Pave Setting 3

Loading options...

4 Prong Round Pave set shank with gallary Engagement Ring

From £502

pave and prong setting wave set round diamond ring 1

Loading options...

Pave Setting Round Wave Engagement Ring

From £889

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

Loading options...

4 Prong Princess Quadratic Quasar Engagement Ring

From £448

Pear Solitaire Diamond Engagement Rings In Platinum Prong Setting 1
Pear Solitaire Diamond Engagement Rings In Platinum Prong Setting 2
Pear Solitaire Diamond Engagement Rings In Platinum Prong Setting 3

Loading options...

Pear Prong set side stone Engagement Ring

From £448

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

Loading options...

4 Prong Round Raised set twisted Engagement Ring

From £438

Beautiful Flower Style Setting Solitaire Diamond Engagement Rings 1
Beautiful Flower Style Setting Solitaire Diamond Engagement Rings 2
Beautiful Flower Style Setting Solitaire Diamond Engagement Rings 3
Beautiful Flower Style Setting Solitaire Diamond Engagement Rings 4

Loading options...

Cathedral Flower style tapered shoulder Engagement Ring

From £382

Modern Split Band on Shoulder solitaire Diamond Engagement Rings 1
Modern Split Band on Shoulder solitaire Diamond Engagement Rings 2
Modern Split Band on Shoulder solitaire Diamond Engagement Rings 3
Modern Split Band on Shoulder solitaire Diamond Engagement Rings 4

Loading options...

Low Set Split shoulder fish tail Engagement Ring

From £334

Twin 4 Prong Setting Princess Shape Diamond Solitaire Ring 1
Twin 4 Prong Setting Princess Shape Diamond Solitaire Ring 2
Twin 4 Prong Setting Princess Shape Diamond Solitaire Ring 3

Loading options...

4 Prong Princess Twin claws Engagement Ring

From £524

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

Loading options...

4 Prong Princess Corner claws Crossover Engagement Ring

From £508

Fancy 4 Prong Setting Princess Shape Diamond Solitaire Ring 1
Fancy 4 Prong Setting Princess Shape Diamond Solitaire Ring 2
Fancy 4 Prong Setting Princess Shape Diamond Solitaire Ring 3

Loading options...

4 Prong Princess Fancy Engagement Ring

From £439

4 prong setting princess diamond solitaire engagement ring 1
4 prong setting princess diamond solitaire engagement ring 2
4 prong setting princess diamond solitaire engagement ring 3

Loading options...

4 Prong Princess Square claws Engagement Ring

From £439

Buy 4 Prong Setting Round Diamond Engagement Ring  - Abelini 1
Buy 4 Prong Setting Round Diamond Engagement Ring  - Abelini 2
Buy 4 Prong Setting Round Diamond Engagement Ring  - Abelini 3

Loading options...

4 Prong Round Twilight mosaic Engagement Ring

From £614

Prong Setting Emerald Side Stone Diamond Engagement Ring 1
Prong Setting Emerald Side Stone Diamond Engagement Ring 2
Prong Setting Emerald Side Stone Diamond Engagement Ring 3
Prong Setting Emerald Side Stone Diamond Engagement Ring 4

Loading options...

Cathedral Prong set side stone Engagement Ring

From £491

Buy 6 Claw Round Shape Diamond 3 Band Solitaire Ring - Abelini 1
Buy 6 Claw Round Shape Diamond 3 Band Solitaire Ring - Abelini 2
Buy 6 Claw Round Shape Diamond 3 Band Solitaire Ring - Abelini 3

Loading options...

6 Prong Round Three bands Engagement Ring

From £598

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

Loading options...

4 Prong Round Twisted engagement Engagement Ring

From £671

Round Cut Twist Claws Solitaire Diamond Engagement Ring 1
Round Cut Twist Claws Solitaire Diamond Engagement Ring 2
Round Cut Twist Claws Solitaire Diamond Engagement Ring 3

Loading options...

4 Prong Round Twist claws Engagement Ring

From £634

Split Shoulder Solitaire Diamond Engagement Ring 1
Split Shoulder Solitaire Diamond Engagement Ring 2
Split Shoulder Solitaire Diamond Engagement Ring 3

Loading options...

4 Prong Round Split shoulder Engagement Ring

From £704

Princess Solitaire Diamond Engagement Ring In Channel Setting 1
Princess Solitaire Diamond Engagement Ring In Channel Setting 2
Princess Solitaire Diamond Engagement Ring In Channel Setting 3

Loading options...

Channel Setting Princess Mysticwhisper Engagement Ring

From £448

Princess Engagement Ring With Delicate Shoulder Set Diamond 1
Princess Engagement Ring With Delicate Shoulder Set Diamond 2
Princess Engagement Ring With Delicate Shoulder Set Diamond 3

Loading options...

4 Prong Princess Delicate set shoulder Engagement Ring

From £559

Princess Engagement Ring With Square Claws Set Diamond 1
Princess Engagement Ring With Square Claws Set Diamond 2
Princess Engagement Ring With Square Claws Set Diamond 3

Loading options...

4 Prong Princess Square claws open set Engagement Ring

From £528

Princess Engagement Ring With U Setting Shoulder Set Diamond 1
Princess Engagement Ring With U Setting Shoulder Set Diamond 2
Princess Engagement Ring With U Setting Shoulder Set Diamond 3
Princess Engagement Ring With U Setting Shoulder Set Diamond 4

Loading options...

4 Prong Princess Basket set side stone Engagement Ring

From £535

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

Loading options...

4 Prong Marquise Engagement Ring

From £490

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

Loading options...

4 Prong Princess Delicare shank Engagement Ring

From £804

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

Loading options...

4 Prong Round Classic shoulder Engagement Ring

From £701

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

Loading options...

Prong Heart Delicate Engagement Ring

From £554

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

Loading options...

4 Prong Princess Smooth corner Engagement Ring

From £628

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

Loading options...

Prong Heart Classic high set Engagement Ring

From £665

Classic Desing Style Plain Solitaire Diamond Engagement Rings 1
Classic Desing Style Plain Solitaire Diamond Engagement Rings 2
Classic Desing Style Plain Solitaire Diamond Engagement Rings 3

Loading options...

4 Prong Round Raised set tapering shoulder Engagement Ring

From £334

Tapering Shoulders High Setting Side Stone Diamond Engagement Rings 1
Tapering Shoulders High Setting Side Stone Diamond Engagement Rings 2
Tapering Shoulders High Setting Side Stone Diamond Engagement Rings 3

Loading options...

4 Prong Round Crossover claw Engagement Ring

From £428

Emerald Open Setting Solitaire Diamond Engagement Ring | Abelini 1
Emerald Open Setting Solitaire Diamond Engagement Ring | Abelini 2
Emerald Open Setting Solitaire Diamond Engagement Ring | Abelini 3

Loading options...

4 Prong Emerald Open set Engagement Ring

From £517

Basket Set Oval Solitaire Diamond Engagement Rings 1
Basket Set Oval Solitaire Diamond Engagement Rings 2
Basket Set Oval Solitaire Diamond Engagement Rings 3
Basket Set Oval Solitaire Diamond Engagement Rings 4

Loading options...

4 Prong Oval Basket set slim shoulder Engagement Ring

From £517

Square Tulip Claws Oval Solitaire Diamond Engagement Rings 1
Square Tulip Claws Oval Solitaire Diamond Engagement Rings 2
Square Tulip Claws Oval Solitaire Diamond Engagement Rings 3
Square Tulip Claws Oval Solitaire Diamond Engagement Rings 4

Loading options...

4 Prong Oval Tulip claws Engagement Ring

From £517

Vintage Style Milligraing Shoulder Set Side Stone Diamond Engagement Ring 1
Vintage Style Milligraing Shoulder Set Side Stone Diamond Engagement Ring 2
Vintage Style Milligraing Shoulder Set Side Stone Diamond Engagement Ring 3

Loading options...

4 Prong Princess Milligrain shoulder set Engagement Ring

From £497

Side Stone On Shoulder Set Diamond Engagement Ring Rose or Yellow Gold 1
Side Stone On Shoulder Set Diamond Engagement Ring Rose or Yellow Gold 2
Side Stone On Shoulder Set Diamond Engagement Ring Rose or Yellow Gold 3

Loading options...

4 Prong Round Raised shoulder Engagement Ring

From £577

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

Loading options...

4 Prong Oval Miligrain edge Engagement Ring

From £500

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

Loading options...

4 Prong Round Miligrain edge Engagement Ring

From £490

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

Loading options...

Bezel Setting Round Split shank Engagement Ring

From £751

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

Loading options...

4 Prong Asscher Two row Engagement Ring

From £766

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

Loading options...

4 Prong Princess Split band Engagement Ring

From £766

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

Loading options...

4 Prong Radiant Two row Engagement Ring

From £972

emerald Low Setting Solitaire Diamond Engagement Ring 1
emerald Low Setting Solitaire Diamond Engagement Ring 2
emerald Low Setting Solitaire Diamond Engagement Ring 3

Loading options...

4 Prong Emerald Royalty Engagement Ring

From £587

Emerald Open Basket Solitaire Diamond Engagement Ring 1
Emerald Open Basket Solitaire Diamond Engagement Ring 2
Emerald Open Basket Solitaire Diamond Engagement Ring 3

Loading options...

4 Prong Emerald Open basket set Engagement Ring

From £517

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

Loading options...

4 Prong Emerald Gallary shoulder Engagement Ring

From £559

Claw Setting Round Diamond Engagement Rings in Yellow/White and Rose Gold 1
Claw Setting Round Diamond Engagement Rings in Yellow/White and Rose Gold 2
Claw Setting Round Diamond Engagement Rings in Yellow/White and Rose Gold 3

Loading options...

4 Prong Round Gallary shank Engagement Ring

From £628

Bezel Setting Oval Shape Miligrain Halo Diamond Engagement Rings 1
Bezel Setting Oval Shape Miligrain Halo Diamond Engagement Rings 2
Bezel Setting Oval Shape Miligrain Halo Diamond Engagement Rings 3

Loading options...

Bezel Setting Oval Miligrain flower Engagement Ring

From £810

You've viewed 240 of 497 Products

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

Our Customers Love Us

STILL LOOKING?

SHOP BY

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.

SHOP BY

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.

SHOP BY

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?