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Radiant Cut Three Stone Engagement Ring

Regular price$2,895.00
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Shipping calculated at checkout.

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  • Lifetime Warranty
  • Ethically Sourced Materials

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Radiant Cut Three Stone Engagement Ring

This elegant three-stone engagement ring showcases a brilliant 2CT IGI-certified radiant cut lab-grown diamond, framed by two side stones to represent your past, present, and future. Designed with precision and crafted in New York using ethically sourced materials, this piece radiates timeless beauty with a modern soul.

Certified Lab-Grown Diamond

All diamonds are IGI certified, DEF color, VS clarity — delivering luxury without environmental compromise.

Metal Variants

Offered in 14K Yellow, Rose, White Gold, and a premium Platinum upgrade — choose your signature finish.

Handcrafted Excellence

Designed and handcrafted in New York by master jeweler Dimitrios Koukoulis, ensuring every detail is exceptional.

Specification Details
Total Carat Weight 2.866 CTW
Center Stone 2.00 CT Radiant Cut, IGI Certified
Side Stones 2 Radiant Cut Diamonds – 0.866 CTW
Diamond Quality DEF Color, VS Clarity, Lab-Grown
Metal Options 14K Yellow, Rose, White Gold or Platinum
Weight 3 dwt (Gold) or 7g (Platinum)
Made In New York, USA

Meet the Designer

Dimitrios Koukoulis – lab diamond engagement ring designer

I'm Dimitrios Koukoulis, a New York-based fine jewelry designer specializing in Fine Jewelry. Every three-stone ring, radiant cut design, and custom gold piece I create is rooted in ethical craftsmanship and timeless elegance.

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A Moment to Remember

Unboxing Elegance

Feel the thrill build as you lift the matte navy blue lid its soft foil edge catching the light like a whispered promise. Beneath, plush white vegan suede cradles your treasure, inviting your fingertips to linger. Hand-assembled in New York, each detail is designed to stir anticipation and delight, transforming the simple act of unboxing into an unforgettable ritual.

Set of blue jewelry boxes with watches and jewelry on a white background
Blue jewelry box with gray interior on a white background

FAQs

Yes! Many of our pieces can be customized in different gold colors (yellow, white, or rose), alternative stone types, or adjusted for size. If you’re looking for a variation you don’t see listed, feel free to reach out or explore our Custom Jewelry page to create a piece that's uniquely yours.

Each piece is made to order with precision and care in New York. Please allow 1-2 weeks for crafting before your piece is shipped. We offer free domestic shipping, and you’ll receive tracking details as soon as your jewelry is on its way.

We use lab-grown diamonds and ethically sourced materials to offer brilliance, sustainability, and quality. If you prefer a specific type of diamond, we’re happy to customize your piece.

Yes! We offer complimentary engraving on most rings and pendants. Simply contact us after your order to choose from our available fonts and submit your message.

Yes, all of our jewelry is nickel-free and made with skin-safe materials. Whether it’s 14K solid gold or sterling silver, every piece is crafted to be both beautiful and comfortable for everyday wear.

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