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Platinum Engagement Rings

Crafted by our jewelers with care and precision.

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Platinum Engagement Rings — Sleek, Strong, Uncompromisingly Elegant.

Platinum engagement rings are a timeless expression of strength and elegance. Known for its naturally white, radiant finish, platinum enhances the brilliance of your chosen gemstone — without ever fading or tarnishing. As one of the most durable and pure precious metals, platinum symbolizes enduring love and commitment, making it a meaningful choice for your forever ring. It complements all stone shapes and styles, from classic solitaires to bold custom creations. 

Superior craftsmanship, thoughtful customization, and premium materials are the foundation of a Cullen ring. The rest is shaped by you. Our team of expert jewelers and engagement ring specialists are here to collaborate and guide you through each step to ensure your platinum engagement ring reflects everything you envisioned.

Explore our collection of platinum engagement rings in the US. Start your journey with our online ring builder or book a personalized consultation with our friendly team.

Find Your Perfect Yellow Gold Engagement Ring with Cullen

At Cullen, we specialize in custom-made platinum engagement rings to complement your perfect proposal. We combine the knowledge of experienced jewelers with an exceptional client service team that can help guide you through every step of the engagement ring design process, from concept to completion.

Need help choosing your dream platinum engagement ring in the US? Book a virtual or in-person appointment at our showroom to talk to one of our friendly engagement ring specialists.

Why Cullen

Worldwide Express Shipping
No matter where you are in the world, your dream ring will go the distance. We proudly ship our platinum engagement rings across the US and internationally, ensuring your custom piece arrives safely and swiftly.

Free Resizing
We offer free resizing on all of our engagement rings,  including platinum diamond engagement rings, ensuring a perfect fit for something uniquely yours.

Lifetime Warranty
Our platinum engagement rings are built to last a lifetime. Each piece is backed by our lifetime manufacturing warranty, giving you complete peace of mind.

Tailored Ring Customization
From unique platinum engagement rings to personalized details like round claws, we offer a comprehensive customization service so you can wear a ring that’s truly one-of-a-kind.

Thoughtfully Designed in Melbourne, Australia Every ring —  including our engagement rings in platinum, is crafted by our expert jewellers with exceptional attention to detail.

Conflict-Free, Consciously Crafted
Our platinum engagement rings are crafted with responsibly sourced platinum and carbon neutral lab grown gemstones, giving you the confidence that your made-to-order ring is responsibly made with care for the planet and your values.

Carbon Neutral Gemstones & Trees For The Future We offset the carbon footprint of all of our gemstones and plant a tree for each ring sold, supporting global reforestation.

Custom Design Specialists
Whether you're dreaming of a platinum emerald cut engagement ring or a platinum toi et moi, our team specializes in creating custom ring designs for your forever ring.

Looking for a specific style? Choose from our collections below:

A platinum engagement ring features a setting made from one of the most prized and rarest precious metals. Naturally white and brilliantly lustrous, platinum beautifully enhances the sparkle of your chosen gemstone while offering exceptional durability and purity.

Platinum is a popular choice for its timeless elegance, strength, and naturally white tone that won’t fade or tarnish over time. It’s a meaningful option for couples seeking a ring that symbolizes enduring love and lifelong commitment. Read more about platinum in our precious metals guide here.

Absolutely. Our friendly engagement ring specialists are here to help you personalize every detail, from the setting style to your choice of lab-grown diamond, moissanite, or sapphire. Read more about our custom design process here.

Platinum’s bright, neutral tone pairs beautifully with all stone shapes and colors — from round and oval to emerald, marquise, and radiant cuts — allowing each stone to shine at its best. Colored lab diamonds, sapphires and moissanite, (particularly blue and pink) will pair exceptionally well with platinum for those after something unique.

Platinum is low-maintenance, and for your gemstone we recommend gentle cleaning with warm soapy water and a soft brush. Occasional professional polishing will also help maintain its natural shine. For more information, check out our ring care guides.

Yes. Platinum is one of the most durable and dense precious metals, making it ideal for everyday wear. It resists wear and tear exceptionally well and holds gemstones securely over time.

The cost of a platinum ring at Cullen will vary depending on the chosen design, but generally, platinum is an additional 141 USD compared to white gold. We offer a range of options to suit different budgets — always ensuring exceptional quality and craftsmanship.

Yes, we offer complimentary resizing for all our engagement rings. If your ring doesn't fit perfectly, simply contact us, and we'll adjust it to ensure a comfortable fit.​

All gold and platinum jewelry from Cullen comes with a lifetime manufacturing warranty. This warranty covers any defects in materials or workmanship, giving you peace of mind that your ring is crafted to the highest standards.​