Three Stone Engagement Rings

Celebrate your journey together with a three stone engagement ring that tells your story. Our trilogy engagement rings are thoughtfully designed to represent your past, present, and future as a couple. They’re a timeless symbol of your love. Each ring features a stunning centre diamond, beautifully complemented by side stones that enhance its brilliance and meaning. Whether you prefer a classic round cut, an elegant oval, or something uniquely yours, we offer a range of diamond shapes and metals to ensure you have the perfect proposal. Explore our collection of trilogy engagement rings to say hello to your “forever.”

A remarkable round brilliant cut three stone trilogy diamond ring in 18ct white gold
PDL030W
from £2,017.60
A dazzling oval diamond three stone ring in 18ct yellow & white gold
PDL892YW
from £1,746.40
A classic round brilliant cut three stone trilogy diamond ring in 18ct white gold
PDL539W
from £1,488.80
A charming round brilliant cut three stone diamond ring in 18ct white gold
PDL491W
from £731.20
An amazing round brilliant cut three stone diamond ring in 18ct white gold
PDL865W
from £1,498.40
An amazing round brilliant cut three stone diamond ring in 18ct yellow gold
PDL224Y
from £1,531.20
A stunning three stone trilogy diamond ring with shoulder stones in 18ct white gold
PDL671W
from £2,031.20
A breathtaking diamond three stone ring with shoulder stones in 18ct white gold
PDL404W
from £1,874.40
A beautiful round brilliant cut three stone diamond ring in 18ct yellow & white gold
PDL847YW
from £893.60
A round brilliant cut three stone triogy diamond twist ring in 18ct white gold
PDL541W
from £1,895.20
A delightful brilliant cut three stone diamond ring with shoulder stones in 18ct white gold
PDL681W
from £1,021.60
A gorgeous round brilliant cut three stone diamond ring in 18ct white gold
PDL887W
from £912.80
A gorgous three stone princess cut diamond ring in 18ct yellow & white gold
PDL462YW
from £1,141.60
A beautiful round brilliant cut diamond ring with pear shoulder stones in 18ct white gold
PDL277W
from £1,638.40
An amazing emerald cut diamond ring with trapezium cut side stones in 18ct yellow gold
PD124Y
from £2,536.40
A sparkling round brilliant cut three stone diamond ring in 18ct white gold
PDL202W
from £1,288.80
A beautiful emerald cut three stone diamond ring in 18ct rose & white gold
PDL388RW
from £1,832.80
A emerald cut and round brilliant cut three stone diamond ring in 18ct white gold
PDL389W
from £1,631.20
A stunning emerald and princess cut diamond ring in 18ct white gold
PD499W
from £1,680.45
A charming round brilliant cut three stone diamond ring in 18ct yellow & white gold
PDL491YW
from £784.80
A dazzling oval diamond three stone ring in 18ct white gold
PDL892W
from £1,811.20
A stunning round brilliant cut diamond ring with shoulder stones in 18ct white gold
PD407W
from £1,619.25
An amazing radiant cut diamond ring with trapezium shaped side stones in 18ct white gold
PD418W
from £3,632.05
A delightful brilliant cut three stone diamond ring with shoulder stones in 18ct yellow & white gold
PDL681YW
from £978.40
An eye catching round brilliant cut three stone diamond ring in 18ct white gold
PDL051W
from £1,791.20
A beautiful three stone emerald cut diamond ring in 18ct rose gold
PD435R
from £1,777.35
A beautiful round brilliant cut diamond ring with pear side stones in 18ct white gold
PDL884W
from £1,442.40
A radiant cut and round brilliant cut three stone diamond ring in 18ct yellow & white gold
PDL005YW
from £1,549.60
A charming oval cut diamond three stone ring in 18ct yellow & white gold
PDL567YW
from £1,597.60
A gorgeous brilliant cut and pear shaped diamond ring in 18ct yellow & white gold
PDL528YW
from £1,693.60
A classic round brilliant cut three stone trilogy diamond ring in 18ct yellow & white gold
PDL539YW
from £1,422.40
An exquisite oval and pear shape diamond ring in 18ct white gold
PDL713W
from £1,299.20
A stunning emerald and princess cut diamond ring in 18ct yellow & white gold
PD499YW
from £1,620.10
A beautiful emerald cut three stone diamond ring in 18ct yellow & white gold
PDL388YW
from £1,828
A stunning round brilliant cut diamond ring with shoulder stones in 18ct yellow & white gold
PD407YW
from £1,548.70
A sparkling round brilliant cut three stone diamond ring in 18ct yellow & white gold
PDL202YW
from £1,204.80
An amazing round brilliant cut three stone diamond ring in 18ct white gold
PDL224W
from £1,654.40
A gorgeous brilliant cut and pear shaped diamond ring in 18ct white gold
PDL528W
from £1,779.20
A unique round brilliant cut three stone diamond ring in {metal
PDL383W
from £787.20
An enchanting three stone radiant cut diamond ring in 18ct white gold
PD408W
from £2,452.25
An amazing emerald cut diamond ring with trapezium cut side stones in 18ct white gold
PD124W
from £2,628.20
A beautiful three stone emerald cut diamond ring in 18ct white gold
PD435W
from £1,864.05
A wonderful emerald cut diamond ring with trapezium cut side stones in 18ct yellow & white gold
PD279YW
from £3,202.80
A stylish oval and pear shape diamond three stone in 18ct white gold
PDL523W
from £1,952
A wonderful emerald cut diamond ring with trapezium cut side stones in 18ct white gold
PD279W
from £3,247
A breathtaking three stone princess cut diamond ring with shoulder stones in 18ct white gold
PD631W
from £2,177.70
An exquisite oval and pear shape diamond ring in 18ct yellow & white gold
PDL713YW
from £1,240
A charming oval cut diamond three stone ring in 18ct white gold
PDL567W
from £1,675.20

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Discover more about Three Stone Trilogy Engagement Rings

If you're looking for a three stone trilogy engagement ring, then look no further than our complete collection. Whether it's a search for rose gold, white gold, yellow gold or platinum, the ring for you is here at Purely Diamonds.

No matter the shape of your centre stone there are numerous options to choose from for your side stones or ring design meaning you're just one step away from the "Yes" to your proposal.

The popularity of three stone engagement rings - or trilogy rings as they are also known has continually grown for decades. Whether you're opting for a prominent centre stone with a supporting stone either side, or three stones of equal measurements, then our magnificent collection holds the ring for you.

It is assumed within the jewellery industry that each diamond is meant to symbolise the past, present and future of your relationship - a sparkling tribute to your commitment to one another.

Be inspired by our creations

@purelydiamonds

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Indulge in everlasting brilliance this weekend with up to 25% OFF exceptional diamond pieces, offered only in our Autumn Sale until midnight on Sunday.✨

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Lab grown or natural, our diamond tennis bracelets embody timeless elegance in every size and setting. 💫

A sneak peak of our elegant and finely crafted Morse Code diamond rings available to purchase very soon.✨ #diamondrings #morsecode #jewelry #jewellery #ring #ootd

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Oval diamonds continue to dominate and are so far the quintessential choice for an engagement ring in 2025.✨

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Delighted to share this beautiful trio which have just been added to our curated engagement ring collection.✨✨✨ 1) Elongated cushion with half moons 2) Emerald cut with tapered baguettes 3) Round brilliant with pears

Three Stone Engagement Rings

A remarkable round brilliant cut three stone trilogy diamond ring in 18ct white gold

A dazzling oval diamond three stone ring in 18ct yellow & white gold

A classic round brilliant cut three stone trilogy diamond ring in 18ct white gold

A charming round brilliant cut three stone diamond ring in 18ct white gold

An amazing round brilliant cut three stone diamond ring in 18ct white gold

An amazing round brilliant cut three stone diamond ring in 18ct yellow gold

A stunning three stone trilogy diamond ring with shoulder stones in 18ct white gold

A breathtaking diamond three stone ring with shoulder stones in 18ct white gold

A beautiful round brilliant cut three stone diamond ring in 18ct yellow & white gold

A round brilliant cut three stone triogy diamond twist ring in 18ct white gold

A delightful brilliant cut three stone diamond ring with shoulder stones in 18ct white gold

A gorgeous round brilliant cut three stone diamond ring in 18ct white gold

A gorgous three stone princess cut diamond ring in 18ct yellow & white gold

A beautiful round brilliant cut diamond ring with pear shoulder stones in 18ct white gold

An amazing emerald cut diamond ring with trapezium cut side stones in 18ct yellow gold

A sparkling round brilliant cut three stone diamond ring in 18ct white gold

A beautiful emerald cut three stone diamond ring in 18ct rose & white gold

A emerald cut and round brilliant cut three stone diamond ring in 18ct white gold

A stunning emerald and princess cut diamond ring in 18ct white gold

A charming round brilliant cut three stone diamond ring in 18ct yellow & white gold

A dazzling oval diamond three stone ring in 18ct white gold

A stunning round brilliant cut diamond ring with shoulder stones in 18ct white gold

An amazing radiant cut diamond ring with trapezium shaped side stones in 18ct white gold

A delightful brilliant cut three stone diamond ring with shoulder stones in 18ct yellow & white gold

An eye catching round brilliant cut three stone diamond ring in 18ct white gold

A beautiful three stone emerald cut diamond ring in 18ct rose gold

A beautiful round brilliant cut diamond ring with pear side stones in 18ct white gold

A radiant cut and round brilliant cut three stone diamond ring in 18ct yellow & white gold

A charming oval cut diamond three stone ring in 18ct yellow & white gold

A gorgeous brilliant cut and pear shaped diamond ring in 18ct yellow & white gold

A classic round brilliant cut three stone trilogy diamond ring in 18ct yellow & white gold

An exquisite oval and pear shape diamond ring in 18ct white gold

A stunning emerald and princess cut diamond ring in 18ct yellow & white gold

A beautiful emerald cut three stone diamond ring in 18ct yellow & white gold

A stunning round brilliant cut diamond ring with shoulder stones in 18ct yellow & white gold

A sparkling round brilliant cut three stone diamond ring in 18ct yellow & white gold

An amazing round brilliant cut three stone diamond ring in 18ct white gold

A gorgeous brilliant cut and pear shaped diamond ring in 18ct white gold

A unique round brilliant cut three stone diamond ring in {metal

An enchanting three stone radiant cut diamond ring in 18ct white gold

An amazing emerald cut diamond ring with trapezium cut side stones in 18ct white gold

A beautiful three stone emerald cut diamond ring in 18ct white gold

A wonderful emerald cut diamond ring with trapezium cut side stones in 18ct yellow & white gold

A stylish oval and pear shape diamond three stone in 18ct white gold

A wonderful emerald cut diamond ring with trapezium cut side stones in 18ct white gold

A breathtaking three stone princess cut diamond ring with shoulder stones in 18ct white gold

An exquisite oval and pear shape diamond ring in 18ct yellow & white gold

A charming oval cut diamond three stone ring in 18ct white gold

Discover more about Three Stone Trilogy Engagement Rings