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Platinum Princess 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 princess 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.
A classic three stone Princess Cut diamond ring in platinum
    PD462PL
    A classic three stone Princess Cut diamond ring in platinum
    From: £1,139 to £3,057
    A stunning three stone Princess Cut diamond ring with shoulders stone in platinum
      PD111PL
      A stunning three stone Princess Cut diamond ring with shoulders stone in platinum
      From: £1,360 to £3,579
      A breathtaking three stone diamond ring with shoulder stones in platinum
        PD631PL
        A breathtaking three stone diamond ring with shoulder stones in platinum
        From: £1,578 to £2,735
        A unique tension set three stone twist diamond ring in platinum
          PD214PL
          A unique tension set three stone twist diamond ring in platinum
          From: £790 to £825
          A stunning 3 stone diamond ring with shoulder stones in platinum
            PD849PL
            A stunning 3 stone diamond ring with shoulder stones in platinum
            From: £1,922 to £2,574

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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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            • We accept Visa, Mastercard and American Express
            • SafeBuy Verification Seal We accept PayPal payments

            • 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)