Natural diamonds curated for your custom ring

Explore ethically sourced, GIA-certified natural diamonds, handpicked for brilliance, beauty, and balance — perfectly matched to your custom design.

  • Exceptional quality: Strictly selected natural round diamonds with excellent light performance
  • Certified clarity: Independent grading from trusted labs such as GIA and IGI
  • Custom-made for you: Every diamond is set in a bespoke ring, crafted to order in Germany
  • Fancy colored diamonds: We also offer rare fancy colored diamonds in pink, yellow, blue, and more
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Fancy colored diamonds collection

GIA-Certified Natural Round Diamonds for Engagement Rings

Browse our curated selection of natural round brilliant cut diamonds, each independently certified for carat weight, color, clarity, and cut. Every diamond in this collection is ethically sourced and chosen for exceptional light performance, making it ideal for custom engagement rings and fine jewelry.

Use the filters below to refine by carat size, color, clarity, cut, and budget, or speak with a diamond expert for a tailored recommendation.

Choose Your Natural Diamond

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Carat

0.3 ct 5+ ct

Price (€)

€0 €50,000+

Color

Clarity

This is just a preview of our collection

We have access to thousands more GIA-certified natural diamonds. Can't find what you're looking for? Contact us and our experts will source the perfect diamond for you.

Certified, Ethical, and Expertly Curated

Every natural diamond we offer is independently certified by leading laboratories such as GIA (Gemological Institute of America), IGI (International Gemological Institute), or GCAL, ensuring transparent grading for carat weight, color, clarity, and cut.

We work only with trusted, responsible partners and review each stone for beauty beyond the paper specifications, focusing on light performance, symmetry, and overall appearance.

Your diamond is delivered with its original certificate, secure insured shipping, and the option to create a completely custom engagement ring or fine jewelry piece.

  • GIA Certified
  • Ethically Sourced
  • Secure Insured Shipping
  • Custom-Made in Germany

Ready to Create Your Custom Ring?

Choose your natural diamond, then collaborate with our designers to craft a ring that's uniquely yours.

Start Your Custom Ring
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Compare Your Diamonds

Side-by-side comparison to help you choose the perfect diamond

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