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.

Bezel Setting Unique Diamond Solitaire Engagement Ring 1
Bezel Setting Unique Diamond Solitaire Engagement Ring 2
Bezel Setting Unique Diamond Solitaire Engagement Ring 3

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4 Prong Round Perpetual Engagement Ring

From £382

Round Cut Classic Solitaire Diamond Engagement Ring 1
Round Cut Classic Solitaire Diamond Engagement Ring 2
Round Cut Classic Solitaire Diamond Engagement Ring 3
Round Cut Classic Solitaire Diamond Engagement Ring 4

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4 Prong Round Modern setting Engagement Ring

From £691

Trilogy Round Diamond Rings 4 Prong Setting in White gold / Platinum 1
Trilogy Round Diamond Rings 4 Prong Setting in White gold / Platinum 2
Trilogy Round Diamond Rings 4 Prong Setting in White gold / Platinum 3

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4 Prong Round Raise setting equal Engagement Ring

From £480

Pear Shape with Tapering Shoulder with Diamond Set Engagement Rings 1
Pear Shape with Tapering Shoulder with Diamond Set Engagement Rings 2
Pear Shape with Tapering Shoulder with Diamond Set Engagement Rings 3

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Prong Pear Tapering shoulder Engagement Ring

From £508

Princess Cut Shoulder Set Diamond Engagement Ring in Gold and platinum 1
Princess Cut Shoulder Set Diamond Engagement Ring in Gold and platinum 2
Princess Cut Shoulder Set Diamond Engagement Ring in Gold and platinum 3
Princess Cut Shoulder Set Diamond Engagement Ring in Gold and platinum 4

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Cathedral Princess Pave set shank Engagement Ring

From £546

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

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Cathedral Emerald Raise shoulder Engagement Ring

From £490

Three Claws Heart Shape Solitaire Diamond Engagement Rings 1
Three Claws Heart Shape Solitaire Diamond Engagement Rings 2
Three Claws Heart Shape Solitaire Diamond Engagement Rings 3

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Prong Heart Classic basket set Engagement Ring

From £514

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

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Prong Pear Crossover shoulder set Engagement Ring

From £497

Prong Setting Round Shape 3 Stone Halo Diamond Engagement Rings 1
Prong Setting Round Shape 3 Stone Halo Diamond Engagement Rings 2
Prong Setting Round Shape 3 Stone Halo Diamond Engagement Rings 3
Prong Setting Round Shape 3 Stone Halo Diamond Engagement Rings 4

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4 Prong Round Three stone Engagement Ring

From £877

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

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4 Prong Round Unique Engagement Ring

From £854

4 Prong Setting Round Shape Exclusive Luxurious Halo Diamond Engagement Rings 1
4 Prong Setting Round Shape Exclusive Luxurious Halo Diamond Engagement Rings 2
4 Prong Setting Round Shape Exclusive Luxurious Halo Diamond Engagement Rings 3

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4 Prong Round Big Engagement Ring

From £1,063

6 Claws Round Solitaire Diamond Engagement Rings in Rose / White Gold / Platinum 1
6 Claws Round Solitaire Diamond Engagement Rings in Rose / White Gold / Platinum 2
6 Claws Round Solitaire Diamond Engagement Rings in Rose / White Gold / Platinum 3

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4 Prong Round Crown setting Engagement Ring

From £334

Classic Engagement Solitaire Diamond Ring Style in White Gold or Platinum 1
Classic Engagement Solitaire Diamond Ring Style in White Gold or Platinum 2
Classic Engagement Solitaire Diamond Ring Style in White Gold or Platinum 3
Classic Engagement Solitaire Diamond Ring Style in White Gold or Platinum 4

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Low Set Round Basket set delicate Engagement Ring

From £334

4 prong setting round shape a beautiful round brilliant cut diamond ring with shoulder stones ring 1
4 prong setting round shape a beautiful round brilliant cut diamond ring with shoulder stones ring 2
4 prong setting round shape a beautiful round brilliant cut diamond ring with shoulder stones ring 3

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4 Prong Round Starry Engagement Ring

From £488

4 Claw Setting Tapering Shoulder Engagement Ring 1
4 Claw Setting Tapering Shoulder Engagement Ring 2
4 Claw Setting Tapering Shoulder Engagement Ring 3

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4 Prong Round Tapered shank Engagement Ring

From £508

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

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4 Prong Princess Unique Engagement Ring

From £1,062

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

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4 Prong Round Blazing Engagement Ring

From £761

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 Raised solid shoulder Engagement Ring

From £380

timeless beauty with 4 prong set round diamond solitaire ring 1
timeless beauty with 4 prong set round diamond solitaire ring 2
timeless beauty with 4 prong set round diamond solitaire ring 3
timeless beauty with 4 prong set round diamond solitaire ring 4

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4 Prong Round Star halo Engagement Ring

From £463

emerald Tapering Shoulder Solitaire Diamond Engagement Ring 1
emerald Tapering Shoulder Solitaire Diamond Engagement Ring 2
emerald Tapering Shoulder Solitaire Diamond Engagement Ring 3

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4 Prong Dreamy Engagement Ring

From £490

4 prong setting round shape vintage solitaire ring 1
4 prong setting round shape vintage solitaire ring 2
4 prong setting round shape vintage solitaire ring 3
4 prong setting round shape vintage solitaire ring 4

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4 Prong Round Vintage Engagement Ring

From £497

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

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4 Prong Round Whisperside Engagement Ring

From £539

4 prong setting side stone halo engagement ring 1
4 prong setting side stone halo engagement ring 2
4 prong setting side stone halo engagement ring 3
4 prong setting side stone halo engagement ring 4

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4 Prong Round Whisperradiant Engagement Ring

From £526

Delicate Pave Setting Shoulder Diamond Engagement Ring 1
Delicate Pave Setting Shoulder Diamond Engagement Ring 2
Delicate Pave Setting Shoulder Diamond Engagement Ring 3

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Low Set Round Delicate cross claw Engagement Ring

From £516

4 prong setting plain halo engagement diamond ring 1
4 prong setting plain halo engagement diamond ring 2
4 prong setting plain halo engagement diamond ring 3

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4 Prong Round Iconic Engagement Ring

From £526

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

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4 Prong Round Royalty Engagement Ring

From £496

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

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4 Prong Round Vintage milligrain bezel set Engagement Ring

From £472

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

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Pave Setting Round Twilight flank Engagement Ring

From £646

6 prong setting floral shape engagement diamond ring 1
6 prong setting floral shape engagement diamond ring 2
6 prong setting floral shape engagement diamond ring 3
6 prong setting floral shape engagement diamond ring 4

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6 Prong Round Illumine Engagement Ring

From £490

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

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4 Prong Round Starlight Engagement Ring

From £562

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

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Bezel Setting Round Dazzling Engagement Ring

From £575

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

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4 Prong Radiant Basket set Engagement Ring

From £498

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

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4 Prong Round Ethereal dance Engagement Ring

From £533

Round Solitaire Diamond Engagement Rings In Yellow Gold Prong Setting 1
Round Solitaire Diamond Engagement Rings In Yellow Gold Prong Setting 2
Round Solitaire Diamond Engagement Rings In Yellow Gold Prong Setting 3
Round Solitaire Diamond Engagement Rings In Yellow Gold Prong Setting 4

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4 Prong Princess Twisted setting Engagement Ring

From £448

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

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4 Prong Round Open set with gallery Engagement Ring

From £438

Solitaire Diamond Engagement Rings Round Cut In Platinum Prong Setting 1
Solitaire Diamond Engagement Rings Round Cut In Platinum Prong Setting 2
Solitaire Diamond Engagement Rings Round Cut In Platinum Prong Setting 3
Solitaire Diamond Engagement Rings Round Cut In Platinum Prong Setting 4

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4 Prong Round Twist claws open set Engagement Ring

From £438

prong setting heart diamond designer ring 1
prong setting heart diamond designer ring 2
prong setting heart diamond designer ring 3

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Prong Heart Solar cascade Engagement Ring

From £1,009

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

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6 Prong Round Graceful Engagement Ring

From £743

Bezel Round Cut Solitaire Diamond Engagement Rings In Platinum 1
Bezel Round Cut Solitaire Diamond Engagement Rings In Platinum 2
Bezel Round Cut Solitaire Diamond Engagement Rings In Platinum 3
Bezel Round Cut Solitaire Diamond Engagement Rings In Platinum 4

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4 Prong Round High set Engagement Ring

From £438

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

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4 Prong Princess Square claws open Engagement Ring

From £1,049

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

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4 Prong Princess Opulent Engagement Ring

From £607

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

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High Set Princess Corner claws Crossover head Engagement Ring

From £1,156

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

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4 Prong Emerald Rectilinear Gleam Engagement Ring

From £1,049

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 Tapered shank Engagement Ring

From £1,070

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 Unusual set Engagement Ring

From £881

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 Vintage Engagement Ring

From £923

Prong Setting Round Side Diamond Engagement Ring 1
Prong Setting Round Side Diamond Engagement Ring 2
Prong Setting Round Side Diamond Engagement Ring 3

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Low Set Round Two Engagement Ring

From £444

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 shank vertical set Engagement Ring

From £1,195

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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?