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 Solitaire 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 solitaire 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.
PD112PL
A timeless round cut solitaire diamond ring in platinum
From: £552 to £38,617
PD365PL
A modern round brilliant cut solitaire twist diamond ring in platinum
From: £655 to £38,560
PD710PL
A timeless round cut solitaire diamond ring in platinum
From: £533 to £38,557
PD537PL
A classic round brilliant cut solitaire diamond ring in platinum
From: £781 to £38,708
PD123PL
An elegant round brilliant cut solitaire diamond ring in platinum
From: £577 to £38,581
PD369PL
An ageless round brilliant cut solitaire diamond ring in platinum
From: £584 to £38,592
PD146PL
A striking round brilliant cut twist diamond ring in platinum
From: £677 to £2,425
PD496PL
An elegant round brilliant cut solitaire diamond ring in platinum
From: £551 to £38,552
PD362PL
An elegant round brilliant cut solitaire diamond ring in platinum
From: £526 to £29,407
PD027PL
A beautiful round brilliant cut solitaire diamond ring in platinum
From: £765 to £2,575
PD071PL
A round brilliant cut solitaire diamond ring in platinum
From: £726 to £9,624
PD459PL
A classic round brilliant cut solitaire diamond ring in platinum
From: £783 to £38,592
PD489PL
A beautiful twist round brilliant cut diamond ring in platinum
From: £847 to £38,581
PD136PL
A modern round brilliant cut solitaire diamond ring in platinum
From: £788 to £2,381
PD060PL
A unique round brilliant cut solitaire diamond ring in platinum
From: £710 to £3,077
PD368PL
A stylish round brilliant cut solitaire diamond ring in platinum
From: £849 to £9,659
PD354PL
A stylish round brilliant cut twist diamond ring in platinum
From: £1,204 to £3,112
PD231PL
A beautiful round brilliant cut solitaire diamond ring in platinum
From: £883 to £3,969

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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.