Purely Diamonds logo
Purely Diamonds logo
Purely Diamonds logo
Purely Diamonds logo
Purely Diamonds logo
Purely Diamonds logo
Purely Diamonds logo
Purely Diamonds logo
Purely Diamonds logo

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Platinum Round Cut Three Stone Engagement Rings

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Shopping for an engagement ring can be a daunting process, but with our award winning rings, we're here to make it an enjoyable one. Each of our platinum round cut three stone engagement rings will be made just for you.

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All our diamonds are naturally mined and ethically sourced
At Purely Diamonds, we believe in the magic of natural diamonds. Formed over billions of years and found naturally in the ground, these precious gems add to the story of your own diamond journey. We also make sure all our diamonds are conflict-free as the ethical mining and sourcing is very important to us.
PD404PL
A breathtaking Round Brilliant Cut three stone diamond ring with shoulder stones in platinum
From: £1,289 to £5,809
PD277PL
A beautiful Round Brilliant Cut diamond ring with Pear shoulder stones in platinum
From: £1,726 to £30,853
PD491PL
A beautiful Round Brilliant Cut three stone diamond ring in platinum
From: £809 to £10,196
PD541PL
A unique Round Brilliant Cut three stone diamond ring in platinum
From: £884 to £10,593
PD539PL
A classic Round Brilliant Cut three stone diamond ring in platinum
From: £773 to £10,493
PD407PL
A stunning Round Brilliant Cut Diamond Ring with shoulder stones in platinum
From: £1,218 to £1,506
PD383PL
A unique Round Brilliant Cut three stone diamond ring in platinum
From: £656 to £1,909
PD847PL
A beautiful Round Brilliant Cut three stone diamond ring in platinum
From: £824 to £10,198
PD202PL
A sparkling Round Brilliant Cut three stone diamond ring in platinum
From: £1,113 to £2,635
PD528PL
An elegant Round Brilliant Cut diamond ring with Pear shoulder stones in platinum
From: £1,654 to £9,206
PD382PL
An elegant Round Brilliant Cut three stone diamond ring in platinum
From: £1,138 to £5,646
PD670PL
A stylish Round Brilliant Cut diamond ring with shoulder stones in platinum
From: £1,921 to £4,888
PD727PL
A beautiful diamond three stone diamond ring with shoulder stones in platinum
From: £1,981 to £2,410
PD671PL
A stunning three stone diamond ring with shoulder stones in platinum
From: £940 to £10,802
PD681PL
A classic Round Brilliant Cut three stone diamond ring with shoulder stones in platinum
From: £976 to £10,540
PD183PL
A stunning three stone diamond ring with shoulder stones in platinum
From: £1,309 to £2,958
PD051PL
An eye catching Round Brilliant Cut three stone diamond ring in platinum
From: £1,112 to £10,570
PD133PL
A Round Brilliant Cut three stone twisted diamond ring in platinum
From: £970 to £1,002

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20 Trees Planted With Every Order
We have partnered with Trees For The Future to do our part in looking after our planet and planning for the future. For every order received, we'll ensure there are 20 trees planted with the mission to recreate forests and decrease CO2 in our atmosphere.