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Platinum Trilogy Engagement Rings

Platinum trilogy rings are the accessory world’s equivalent of champagne and lobster. The crème de la crème of jewelry, our opulent three stone engagement rings feature stunning diamond centerpieces in nearly every cut—round, emerald, pear, and princess cut trilogy rings, etc.—on a band of premium platinum.

Trilogy

Solitaire

Halo

Side Stone

Illusion Set

Toi Et Moi

Couples

Twisted

Gemstone

Diamond Band

Unique

Unusual

Antique

Vintage

Minimalist

Men's Rings

Women's Rings

Black Diamond Rings

Ruby Rings

Tanzanite Rings

Emerald Rings

Blue Sapphire Rings

Aquamarine Rings

Moissanite Rings

Oval Rings

Amethyst Rings

Lab Grown DiamondDiamond

278 Results

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FILTER

Style

Trilogy

Halo

Illusion Set

Unique

Unusual

Antique

Minimalist

Solitaire

Side Stone

Cluster Rings

Toi Et Moi

Couples

Twisted Engagement Ring

Gemstone

Diamond Band

Vintage

Metal

Platinum

RG

Rose Gold

WG

White Gold

YG

Yellow Gold

Stone type

Black Diamond

Blue Sapphire

Diamond

Emerald

Garnet

Lab Grown Diamond

Moissanite

Ruby

Tanzanite

Shape

Asscher

Cushion

Emerald

Emerald/Round

Heart/Baguette

Heart/Pear

Marquise

Marquise/Baguette

Marquise/Round

Oval

Oval Pear

Oval/Round

Oval/Trillion

Pear

Princess

Princess/Baguette

Princess/Pear

Princess/Round

Princess/Trillion

Radiant

Radiant/Pear

Round

Round/Pear

Round/Trillion

Setting Type

3 Prong

4 Prong

6 Prong

Basket

Bezel Setting

Cathedral

Channel Setting

High Set

Low Set

Pave Setting

Trellis

By Recipient

Men's
Women's

Carat

1 Carat
1.5 Carat
2 Carat
3 Carat
4 Prong Oval and Pear Diamond Trilogy Engagement Rings on Sale 1
4 Prong Oval and Pear Diamond Trilogy Engagement Rings on Sale 2
4 Prong Oval and Pear Diamond Trilogy Engagement Rings on Sale 3

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Platinum centered open set Trilogy Engagement Ring

From £760

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

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Platinum trelis crossover Trilogy Engagement Ring

From £775

4 prong setting oval and pear shape trilogy ring 1
4 prong setting oval and pear shape trilogy ring 2
4 prong setting oval and pear shape trilogy ring 3

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Platinum Classic basket Trilogy Engagement Ring

From £730

Split Shoulder Emerald Diamond Trilogy Engagement Rings 1
Split Shoulder Emerald Diamond Trilogy Engagement Rings 2
Split Shoulder Emerald Diamond Trilogy Engagement Rings 3

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Emerald Platinum Split shoulder Trilogy Engagement Ring

From £796

4 Prong setting round shape diamond trilogy ring 1
4 Prong setting round shape diamond trilogy ring 2
4 Prong setting round shape diamond trilogy ring 3

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Round Platinum Twisting shoulder Trilogy Engagement Ring

From £844

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

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Platinum Shoulder set Trilogy Engagement Ring

From £803

Round Trilogy Diamond Rings 6 Prong Setting in Yellow Gold 1
Round Trilogy Diamond Rings 6 Prong Setting in Yellow Gold 2
Round Trilogy Diamond Rings 6 Prong Setting in Yellow Gold 3

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Round Platinum Twist Trilogy Engagement Ring

From £577

Oval and Round Diamond Trilogy Engagement Rings with Diamonds on Shoulder 1
Oval and Round Diamond Trilogy Engagement Rings with Diamonds on Shoulder 2
Oval and Round Diamond Trilogy Engagement Rings with Diamonds on Shoulder 3

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Platinum Crossover claws accented Trilogy Engagement Ring

From £754

Cross Over Setting Round Trilogy Diamond Ring in gold / Platinum 1
Cross Over Setting Round Trilogy Diamond Ring in gold / Platinum 2
Cross Over Setting Round Trilogy Diamond Ring in gold / Platinum 3

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Round Platinum Crossover claws Trilogy Engagement Ring

From £695

Round 4 Prong Minimalist Trilogy Diamond Engagement Ring 1
Round 4 Prong Minimalist Trilogy Diamond Engagement Ring 2
Round 4 Prong Minimalist Trilogy Diamond Engagement Ring 3

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Round Platinum Minimalist S-shaped shank Trilogy Engagement Ring

From £466

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

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Round Platinum Graduated raised setting Trilogy Engagement Ring

From £703

Unique Round Cut Diamond Trilogy Engagement Rings for Women 1
Unique Round Cut Diamond Trilogy Engagement Rings for Women 2
Unique Round Cut Diamond Trilogy Engagement Rings for Women 3

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Round Platinum cathedral timeless Trilogy Engagement Ring

From £695

Emerald Shape Diamond Trilogy Engagement Rings in Gold and Platinum 1
Emerald Shape Diamond Trilogy Engagement Rings in Gold and Platinum 2
Emerald Shape Diamond Trilogy Engagement Rings in Gold and Platinum 3

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Emerald Platinum Crossover claws with gallery Trilogy Engagement Ring

From £707

Oval Trilogy Diamond Rings 4 Prong Setting in White gold 1
Oval Trilogy Diamond Rings 4 Prong Setting in White gold 2
Oval Trilogy Diamond Rings 4 Prong Setting in White gold 3

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Oval Platinum And pear shape Trilogy Engagement Ring

From £755

Emerald Trilogy Diamond Rings 4 Prong Setting in Platinum 1
Emerald Trilogy Diamond Rings 4 Prong Setting in Platinum 2
Emerald Trilogy Diamond Rings 4 Prong Setting in Platinum 3

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Emerald Platinum With baguette on side Trilogy Engagement Ring

From £772

Emeral and Round Diamond Trilogy Engagement Rings for Women 1
Emeral and Round Diamond Trilogy Engagement Rings for Women 2
Emeral and Round Diamond Trilogy Engagement Rings for Women 3

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Platinum Crossover high set Trilogy Engagement Ring

From £701

Oval in Centre and Round Side Diamond Trilogy Engagement Rings 1
Oval in Centre and Round Side Diamond Trilogy Engagement Rings 2
Oval in Centre and Round Side Diamond Trilogy Engagement Rings 3

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Platinum Raised set Trilogy Engagement Ring

From £701

Cross Over Claws Three Equal Diamonds Trilogy Engagement Rings 1
Cross Over Claws Three Equal Diamonds Trilogy Engagement Rings 2
Cross Over Claws Three Equal Diamonds Trilogy Engagement Rings 3

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Round Platinum Wavy setting Trilogy Engagement Ring

From £701

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

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Round Platinum crossover band open set Trilogy Engagement Ring

From £755

Marquise Trilogy Diamond Rings 6 Prong Setting in White gold 1
Marquise Trilogy Diamond Rings 6 Prong Setting in White gold 2
Marquise Trilogy Diamond Rings 6 Prong Setting in White gold 3

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Marquise Platinum And pear shape Trilogy Engagement Ring

From £862

Pear Shape Diamond Three Stone Engagement Rings 1
Pear Shape Diamond Three Stone Engagement Rings 2
Pear Shape Diamond Three Stone Engagement Rings 3

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Prong Pear Platinum Trinity Trilogy Engagement Ring

From £751

4 Prong Set Round Trilogy Diamond Ring in White gold / Platinum 1
4 Prong Set Round Trilogy Diamond Ring in White gold / Platinum 2
4 Prong Set Round Trilogy Diamond Ring in White gold / Platinum 3

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Round Platinum Classic graduated Trilogy Engagement Ring

From £724

Prong Setting Round Trilogy Diamond Engagement Ring in Rose / White Gold 1
Prong Setting Round Trilogy Diamond Engagement Ring in Rose / White Gold 2
Prong Setting Round Trilogy Diamond Engagement Ring in Rose / White Gold 3

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Round Platinum Twisted shoulder Trilogy Engagement Ring

From £775

Graduating Round Diamond Trilogy Engagement Rings in 1
Graduating Round Diamond Trilogy Engagement Rings in 2
Graduating Round Diamond Trilogy Engagement Rings in 3

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Round Platinum Contemporary setting Trilogy Engagement Ring

From £695

Pear Side Stone Engagement Rings in Trilogy Set Diamond 1
Pear Side Stone Engagement Rings in Trilogy Set Diamond 2
Pear Side Stone Engagement Rings in Trilogy Set Diamond 3

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Prong Pear Platinum Triad lace Trilogy Engagement Ring

From £701

2 Prong Setting Marquise Trilogy Diamond Ring in White gold 1
2 Prong Setting Marquise Trilogy Diamond Ring in White gold 2
2 Prong Setting Marquise Trilogy Diamond Ring in White gold 3

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Marquise Platinum With round on side Trilogy Engagement Ring

From £702

Prong Setting Emerald Trilogy Diamond Engagement Ring in Rose gold 1
Prong Setting Emerald Trilogy Diamond Engagement Ring in Rose gold 2
Prong Setting Emerald Trilogy Diamond Engagement Ring in Rose gold 3

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Emerald Platinum Crossover claws Trilogy Engagement Ring

From £787

Prong Setting Oval and Pear Trilogy Diamond Engagement Ring in White gold 1
Prong Setting Oval and Pear Trilogy Diamond Engagement Ring in White gold 2
Prong Setting Oval and Pear Trilogy Diamond Engagement Ring in White gold 3

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Platinum With gallery Trilogy Engagement Ring

From £832

Prong Setting Round / Pear Trilogy Diamond Engagement Ring in Platinum 1
Prong Setting Round / Pear Trilogy Diamond Engagement Ring in Platinum 2
Prong Setting Round / Pear Trilogy Diamond Engagement Ring in Platinum 3

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Platinum Crossover claws Trilogy Engagement Ring

From £827

4 Prong Princess Cut Diamond Three Stone Engagement Rings 1
4 Prong Princess Cut Diamond Three Stone Engagement Rings 2
4 Prong Princess Cut Diamond Three Stone Engagement Rings 3

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Princess Platinum Basket set Trilogy Engagement Ring

From £707

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

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Round Platinum Timeless trinity Trilogy Engagement Ring

From £966

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

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Emerald Platinum Raised setting graduating Trilogy Engagement Ring

From £707

Round Trilogy Diamond Rings Semi Bezel Setting in Rose / White Gold 1
Round Trilogy Diamond Rings Semi Bezel Setting in Rose / White Gold 2
Round Trilogy Diamond Rings Semi Bezel Setting in Rose / White Gold 3

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Round Platinum Ribbon Styled Trilogy Engagement Ring

From £766

High Setting Diamond Trilogy Engagement Rings with Diamonds on Shoulder 1
High Setting Diamond Trilogy Engagement Rings with Diamonds on Shoulder 2
High Setting Diamond Trilogy Engagement Rings with Diamonds on Shoulder 3

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Round Platinum Channel set side Trilogy Engagement Ring

From £752

Round Diamond Trilogy Engagement Rings with Diamonds on Shoulder 1
Round Diamond Trilogy Engagement Rings with Diamonds on Shoulder 2
Round Diamond Trilogy Engagement Rings with Diamonds on Shoulder 3

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Round Platinum High shoulder set Trilogy Engagement Ring

From £746

4 claw set round shape design trilogy engagement ring 1
4 claw set round shape design trilogy engagement ring 2
4 claw set round shape design trilogy engagement ring 3

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Round Platinum Interwind Band Trilogy Engagement Ring

From £1,133

Prong Setting Round & Pear Trilogy Diamond Engagement Ring 1
Prong Setting Round & Pear Trilogy Diamond Engagement Ring 2
Prong Setting Round & Pear Trilogy Diamond Engagement Ring 3

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Platinum High set Trilogy Engagement Ring

From £781

Prong Setting Round Trilogy Diamond Engagement Ring White gold 1
Prong Setting Round Trilogy Diamond Engagement Ring White gold 2
Prong Setting Round Trilogy Diamond Engagement Ring White gold 3

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Round Platinum High set graduated Trilogy Engagement Ring

From £775

Prong Setting Oval / Round Trilogy Diamond Engagement Ring in White gold 1
Prong Setting Oval / Round Trilogy Diamond Engagement Ring in White gold 2
Prong Setting Oval / Round Trilogy Diamond Engagement Ring in White gold 3

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Platinum Crossover claw Trilogy Engagement Ring

From £832

4 Prong Setting Studded Three Stone Ring Emerald Trilogy Diamond Ring in 1
4 Prong Setting Studded Three Stone Ring Emerald Trilogy Diamond Ring in 2
4 Prong Setting Studded Three Stone Ring Emerald Trilogy Diamond Ring in 3

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Emerald Platinum And round shoulder set Trilogy Engagement Ring

From £860

4 Prong Set Emerald Cut Trilogy Diamond Rings in Rose / Yellow Gold 1
4 Prong Set Emerald Cut Trilogy Diamond Rings in Rose / Yellow Gold 2
4 Prong Set Emerald Cut Trilogy Diamond Rings in Rose / Yellow Gold 3

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Emerald Platinum And princess delicate Trilogy Engagement Ring

From £772

4 prong setting round shape a breathaking diamond three stone ring with shoulder stone 1
4 prong setting round shape a breathaking diamond three stone ring with shoulder stone 2
4 prong setting round shape a breathaking diamond three stone ring with shoulder stone 3

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Round Platinum Unique accented Trilogy Engagement Ring

From £1,016

prong setting oval trilogy diamond engagement ring 1
prong setting oval trilogy diamond engagement ring 2
prong setting oval trilogy diamond engagement ring 3

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Oval Platinum Trellis Trilogy Engagement Ring

From £782

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

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Oval Platinum Separate claws high set Trilogy Engagement Ring

From £904

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

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Emerald Platinum And round graduated Trilogy Engagement Ring

From £715

Rose / White Gold Princess Trilogy Diamond Ring in 4 Prong Setting 1
Rose / White Gold Princess Trilogy Diamond Ring in 4 Prong Setting 2
Rose / White Gold Princess Trilogy Diamond Ring in 4 Prong Setting 3

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Princess Platinum With baguette on side Trilogy Engagement Ring

From £833

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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Radiant Platinum Basket set Trilogy Engagement Ring

From £920

Round Trilogy Diamond Rings Full Bezel Setting in White gold / Platinum 1
Round Trilogy Diamond Rings Full Bezel Setting in White gold / Platinum 2
Round Trilogy Diamond Rings Full Bezel Setting in White gold / Platinum 3

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Round Platinum Trinity Trilogy Engagement Ring

From £1,177

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