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 Diamond Jewellery

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We have carefully built our jewellery collection to guarantee that those looking for something with a particular shape and metal in mind can find something with ease. Browse our selection of round cut diamond jewellery in platinum and discover your dream piece.

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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.
PDW136PL
A beautiful triple row diamond set wedding ring in platinum
From: £2,002 to £3,018
PDW131PL
A breathtaking diamond-set ladies eternity/wedding ring in platinum
Only: £4,190
PD506PL
A unique round brilliant cut diamond dress ring in platinum
From: £1,896 to £5,525
PD785PL
A stunning Round Brilliant Cut triple row diamond set ladies dress ring in platinum
From: £947 to £984
PD800PL
A unique and stylish ladies dress ring in platinum
From: £832 to £864
PD787PL
A unique Round Brilliant Cut diamond set ladies dress ring in platinum
From: £1,324 to £1,377
PD789PL
A unique Round Brilliant Cut diamond dress ring in platinum
From: £1,563 to £1,632
PD790PL
A stunning diamond ladies dress ring in platinum
From: £1,132 to £1,176
PDW132PL
A breathtaking diamond-set ladies eternity/wedding ring in platinum
From: £3,254 to £3,645
PD668PL
A unique Round Brilliant Cut diamond set ladies wedding/dress ring in platinum
From: £3,578 to £3,944
PD770PL
A unique round brilliant cut diamond dress ring in platinum
From: £3,657 to £4,247
PD318PL
A gorgeous round brilliant cut multi-stone diamond eternity/dress ring in platinum
From: £1,336 to £1,997
PDW096PL
A luxurious diamond set ladies wedding ring in platinum
From: £2,814 to £3,169
PD521PL
A stunning two row round brilliant cut diamond eternity ring in platinum
From: £938 to £1,229
PD298PL
A stunning round brilliant cut diamond dress/eternity style ring in platinum
From: £1,434 to £1,592
PD301PL
A gorgeous three row diamond eternity/dress ring in platinum
From: £1,468 to £2,112
PDW135PL
A lovely scattered diamond set ladies ring in platinum
From: £2,205 to £2,472
PD542PL
A dazzling three row round brilliant cut diamond ring in platinum
From: £1,239 to £1,550

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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.