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: £554 to £40,114
PD365PL
A modern Round Brilliant Cut solitaire twist diamond ring in platinum
From: £636 to £40,060
PD123PL
An elegant Round Brilliant Cut solitaire diamond ring in platinum
From: £575 to £40,079
PD537PL
A classic Round Brilliant Cut solitaire diamond ring in platinum
From: £766 to £40,197
PD362PL
A classic Round Brilliant Cut solitaire diamond ring in platinum
From: £529 to £30,529
PD496PL
An elegant Round Brilliant Cut solitaire diamond ring in platinum
From: £551 to £40,053
PD710PL
A timeless Round Cut solitaire diamond ring in platinum
From: £533 to £40,055
PD146PL
A striking Round Brilliant Cut twist diamond ring in platinum
From: £659 to £2,503
PD489PL
A beautiful Round Brilliant Cut solitaire diamond ring in platinum
From: £836 to £40,080
PD459PL
A classic Round Brilliant Cut solitaire diamond ring in platinum
From: £767 to £40,090
PD369PL
A classic Round Brilliant Cut solitaire diamond ring in platinum
From: £581 to £40,090
PD889PL
A beautiful Round Brilliant Cut solitaire diamond ring in platinum
From: £1,063 to £30,485
PD071PL
A stunning Round Brilliant Cut solitaire diamond ring in platinum
From: £703 to £9,961
PD445PL
A classic Round Brilliant Cut solitaire diamond ring in platinum
From: £569 to £40,065
PD027PL
A beautiful Round Brilliant Cut solitaire diamond ring in platinum
From: £739 to £2,640
PD888PL
A beautiful Round Cut solitaire diamond ring in platinum
From: £1,377 to £40,098
PD368PL
A stylish Round Brilliant Cut solitaire diamond ring in platinum
From: £827 to £9,993
PD538PL
A unique Round Brilliant Cut diamond ring with 2 diamonds in platinum
From: £1,059 to £5,267

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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.