Ladies Platinum Diamond Rings

Our 950 platinum diamond rings ooze elegance, making them a stunning addition to your jewellery collection. Whether you’re looking for an engagement ring to give to a loved one or a statement design piece for special occasions, our extensive range has it all. The subtle silver-white appearance of our platinum and sparkling diamonds create a truly show-stopping aesthetic. Explore beautiful new and pre-owned 950 platinum diamond rings in classic and contemporary designs to find an option you love.

113 Items
Miltons Diamonds
Ladies Platinum Heart Shape Diamond Halo Ring - 0.90ct
£2,950.00
Miltons Diamonds
950 Platinum Aquamarine & Sapphire & Diamond Halo Ring - 3.17ct
£4,995.00
Miltons Diamonds
Ladies Platinum Diamond Engagement Ring - 0.25ct
£450.00
Miltons Diamonds
Platinum Millennium-Cut Diamond Solitaire Ring - Size J½ -0.64ct
£1,095.00
Miltons Diamonds
Ladies Platinum Certified Diamond Solitaire Engagement Ring
£2,100.00
Miltons Diamonds
Platinum Diamond Solitaire & Shoulders Ring - Size N - 0.87ct
£1,095.00
Miltons Diamonds
Ladies GIA Certified 0.51ct Diamond Platinum Ring - Colour D
£1,750.00
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Miltons Diamonds
Ladies GIA Certified 0.85ct Diamond Platinum Ring - Colour G
£3,350.00
Miltons Diamonds
Ladies GIA Certified 0.85ct Diamond Platinum Ring - Colour G
£3,495.00
Miltons Diamonds
Ladies Platinum Diamond Wave Eternity Ring - Size J½ - 0.30ct
£650.00
Miltons Diamonds
Platinum Pear Cut Diamond Twist Ring - Size M - 0.50ct
£1,400.00
Miltons Diamonds
Ladies Platinum Diamond Halo Engagement Ring - 0.66ct
£1,695.00
Miltons Diamonds
950 Platinum Diamond Engagement Ring - Size I - 0.75ct
£1,295.00
Miltons Diamonds
Ladies Platinum Certified Diamond Engagement Ring - 0.85ct
£3,195.00
Miltons Diamonds
Ladies GIA Certified 0.75ct Diamond Platinum Ring - Colour E
£2,595.00
Miltons Diamonds
Ladies Platinum Diamond And Sapphire Trilogy Ring - 0.52ct -5.8g
£4,995.00
Miltons Diamonds
Platinum Diamond Solitaire Engagement Ring - 0.68ct - Size M
£1,195.00
Miltons Diamonds
Ladies Platinum Diamond Solitaire Engagement Ring - 0.39ct
£950.00
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Are your diamonds and gemstones authentic?

Yes — every diamond and gemstone at Miltons Diamonds is carefully checked for authenticity. Our pieces are assessed by experienced and qualified gemmologists to ensure they meet our high standards. Where applicable, stones may also be accompanied by independent certification (such as GIA), giving you complete confidence in the quality and provenance of your purchase.

How are your items valued?

All of our jewellery is thoroughly inspected and valued by a qualified gemmologist. We assess key factors such as cut, colour, clarity, carat weight, and overall craftsmanship. This expert evaluation ensures that every piece is accurately described and fairly priced, so you can buy with confidence knowing you’re receiving genuine value.

Are your pre-owned watches authenticated?

Absolutely. Every pre-owned watch we sell undergoes a rigorous authentication process. Our watches are inspected by specialists to verify originality, condition, and performance. We ensure that each timepiece is genuine and accurately represented, so you can purchase luxury watches with complete peace of mind.

What are your delivery times and do you hold your stock?

We aim to dispatch all orders quickly and securely, with most items sent via next working day delivery after purchase. All products listed on our website are physically held in stock by Miltons Diamonds and are available to view in-store as well as online. This means you can shop confidently knowing your chosen item is ready for immediate dispatch or personal viewing.

100+ YEARS HERITAGE

2 YEAR ROLEX WARRANTY

NEXT DAY DELIVERY

5 STAR RATED