Find your own signature
Platinum Diamond Rings
Explore pre-loved platinum diamond rings with individual character. Compare the settings, proportions and current UK sizes to find a piece that feels right for you.
Compare the details. Find your favourite. Ask us anything.Need a little guidance?
112 Products Found
950 Platinum 0.51ct Diamond Solitaire Ring (Size K 1/2) 4x5.5mm Head
Tiffany & Co 950 Platinum Diamond Full Eternity Ring (Size L) 3mm Wide
950 Platinum 0.64ct Diamond Bridal Set (Size O 1/2) 5x5mm Head & 3mm Wide
Cartier 950 Platinum 0.78ct Diamond Solitaire Ring (Size G) 6mm Head
950 Platinum 1.02ct Diamond Solitaire w/ 0.40ct Accents Ring (Size J 1/2) 6.5mm Head - GIA Certified
950 Platinum Canadian Diamond 0.48ct Solitaire w/ 0.17ct Accents Ring (Size L) 5mm Head
950 Platinum 0.50ct Diamond Solitaire w/ 0.25ct Accents Ring (Size K 1/2) 5.5mm Head
950 Platinum 0.80ct Princess Cut Diamond Solitaire Ring (Size K 1/2) 4.5x4.5mm Head
18Carat Yellow Gold & Platinum Diamond Brushed Finished Wedding Band (Size J) 5.5mm Wide
Andrew Geoghegan 950 Platinum 0.51ct Diamond Solitaire w/ 0.09ct Accents Ring (Size N 1/2) 5mm Head
950 Platinum 1.50ct Diamond Three-Stone Ring (Size M) 15.5x6mm
950 Platinum 1.00ct Diamond Solitaire Ring (Size L 1/2) 6mm Head
950 Platinum 0.56ct Diamond Two Row Eternity Ring (Size L 1/2) 4.5mm Widest
950 Platinum 0.79tcw Diamond Halo Cluster Ring (Size N) 9mm Diameter
950 Platinum 0.40ct Diamond Solitaire w/ 0.25ct Accents Ring (Size P) 8.5mm Widest
Boodles 950 Platinum & 18Carat Yellow Gold 0.74ct Vivid Fancy Yellow Diamond Solitaire w/ 1.01ct Accents Ring (Size J) 14x5.5mm
Pre-Loved Platinum Diamond Rings
Nothing says opulence like pairing diamond and platinum. We have a beautiful selection of platinum diamond rings that demonstrate true style and sophistication. Our rings range from chic, modern halo cluster rings to art deco, antique rose cut diamond rings and classic diamond solitaires in an array of diamond carat weights – and more. Treat yourself or a loved one to something extra special, whatever the occasion.
Luxury Platinum Diamond Rings
All of our platinum diamond rings are professionally verified and refurbished by our team of certified jewellery experts – like new but still keeping their original charm and character. Please ask about our resizing service. We deliver domestically and internationally and can arrange next day delivery where applicable.
If you need any advice about any of our platinum diamond rings, feel free to contact us. Our dedicated team is always on hand to help. You can get in touch about all jewellery enquiries via live chat, email or phone.
The Jollys Journal
A little knowledge. A meaningful choice.
A little guidance on the details, styles and care of the pieces you are exploring.
Engagement & Wedding Ring Metal Guide
Read the guide
How to Keep Your Vintage & Antique Jewellery like New!
Read the guideHere to help
Choose with confidence
For more photographs, measurements or help choosing a piece, speak to our team before ordering.
How do I choose the right size?
Check the current UK ring size on the product page. If you are unsure of your size, speak to our team before ordering.
Can a ring be resized?
The design, setting and metal affect whether a ring can be resized. Speak to our team about the specific piece before placing an order.