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Platinum Eternity Rings

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The gifting of our platinum eternity rings is a symbol of luxury and opulence. Whether you're looking to celebrate an anniversary and complete a bridal set, or simply looking to increase your jewellery collection, then look no further than our platinum collection. The use of platinum for an eternity ring provides a dazzling ring that feels more substantial on your finger than other metals. The weight of platinum gives it a more luxurious feel and is more hardwearing for day to day wear. Browse our platinum eternity ring collection today and find the newest addition to your jewellery box.

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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.
A stunning round brilliant cut diamond full set eternity/wedding ring in platinum
PDW224PL
A stunning round brilliant cut diamond full set eternity/wedding ring in platinum
From: £835 to £961
A stylish round brilliant cut diamond eternity/wedding ring in platinum
PDW074PL
A stylish round brilliant cut diamond eternity/wedding ring in platinum
From: £677 to £2,233
A timeless full set brilliant cut diamond ladies wedding/eternity ring in platinum
PDW087PL
A timeless full set brilliant cut diamond ladies wedding/eternity ring in platinum
From: £729 to £2,560
A timeless round brilliant cut diamond eternity ring in platinum
PD367PL
A timeless round brilliant cut diamond eternity ring in platinum
From: £746 to £2,257
A round brilliant cut diamond set wedding/eternity ring in platinum
PDW231PL
A round brilliant cut diamond set wedding/eternity ring in platinum
From: £580 to £883
A stunning round brilliant cut diamond wedding/eternity ring in platinum
PDW061PL
A stunning round brilliant cut diamond wedding/eternity ring in platinum
From: £730 to £1,088
A nineteen stone channel set diamond set wedding/eternity ring in platinum
PD643PL
A nineteen stone channel set diamond set wedding/eternity ring in platinum
From: £836 to £889
A sixteen stone round brilliant cut diamond wedding/eternity ring in platinum
PDW200PL
A sixteen stone round brilliant cut diamond wedding/eternity ring in platinum
From: £660 to £689
A sparkling round brilliant cut diamond eternity/wedding ring in platinum
PD532PL
A sparkling round brilliant cut diamond eternity/wedding ring in platinum
From: £652 to £683
A fifteen stone round brilliant cut diamond wedding/eternity ring in platinum
PDW160PL
A fifteen stone round brilliant cut diamond wedding/eternity ring in platinum
From: £553 to £575
A stunning round brilliant cut full diamond wedding/eternity ring in platinum
PD531PL
A stunning round brilliant cut full diamond wedding/eternity ring in platinum
From: £874 to £1,242
A gorgeous full set brilliant cut diamond set wedding ring in platinum
PDW100PL
A gorgeous full set brilliant cut diamond set wedding ring in platinum
From: £721 to £1,452
A beautiful full set brilliant cut diamond set eternity/wedding ring in platinum
PDW114PL
A beautiful full set brilliant cut diamond set eternity/wedding ring in platinum
From: £996 to £2,403
A stunning princess cut diamond full set eternity/wedding ring in platinum
PD637PL
A stunning princess cut diamond full set eternity/wedding ring in platinum
From: £1,902 to £3,996
A dazzling round brilliant cut diamond eternity/wedding ring in platinum
PD720PL
A dazzling round brilliant cut diamond eternity/wedding ring in platinum
From: £777 to £1,547
A beautiful round brilliant cut five stone diamond ring in platinum
PD828PL
A beautiful round brilliant cut five stone diamond ring in platinum
From: £913 to £6,355
A timeless full set diamond ladies wedding/eternity ring in platinum
PDW225PL
A timeless full set diamond ladies wedding/eternity ring in platinum
From: £1,011 to £2,462
A stylish round brilliant cut diamond eternity/wedding ring in platinum
PDW215PL
A stylish round brilliant cut diamond eternity/wedding ring in platinum
From: £801 to £868

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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.
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  • Proud Member Of

  • We are a member of the National Association of Jewellers
  • We are a Goldsmiths Company member
  • Assay Assured

  • Proud Supplier Of

  • We supply certified GIA diamonds We only deal in conflict-free diamonds
  • We supply certified IGI diamonds We are a partner of Trees For The Future

Purely Diamonds is a trading name of Stephen Tyler Limited. Registered Company Number (Incorporated in England): 01840310. VAT Number: 466237727 (GB)