Lab-Grown Diamond Engagement Ring
Morning light catches the subtle sparkle of a 9 mm round diamond, poised to become the centerpiece of your story. This semi-set platinum band awaits your choice of a lab-grown stone, designed to showcase the classic brilliance of a round cut with a low-profile setting that slips comfortably beneath a cuff or glove.
Crafted in Williamsburg, this mounting balances refined engineering with everyday wearability. The platinum band is polished to a smooth finish, offering durability without weight, while the setting’s secure prongs hold your diamond close to the finger for a sleek silhouette. Accents along the shank add a whisper of shimmer, enhancing the center stone’s fire without overpowering it.
Each piece reflects a commitment to ethical jewelry, featuring lab-grown diamonds that reduce environmental impact without compromising clarity or sparkle.
Ideal for those who appreciate subtle sophistication, this ring suits a range of hand shapes and sizes, its comfort fit encouraging daily wear. The semi-set design invites personal choice, allowing you to select a center stone that resonates with your vision.
Resizing is straightforward, handled carefully in-studio to maintain the integrity of the setting and band.
Visit our Williamsburg studio to explore this mounting in person or begin your custom design journey online—where expert guidance meets Brooklyn craftsmanship.
Haejin Jewelry stands as a Brooklyn fine-jewelry studio specializing in lab-grown diamond engagement rings, blending expert craftsmanship with ethical sourcing and a local, personalized approach to custom design.
See how your design comes to life with our Ring Design Online, or start a truly custom piece from scratch in our Williamsburg studio.
Explore our Guides & Education and Stories & Lifestyle for diamond education, care tips, and real studio stories.
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Customer Reviews — Haejin Jewelry Williamsburg Brooklyn NYC
Haejin Jewelry is a Brooklyn jewelry studio in Williamsburg creating lab grown diamond engagement rings and fine jewelry with transparency and care. Read verified customer experiences from across Brooklyn and New York City.
Trusted by couples designing engagement rings in Williamsburg and NYC
Custom design, clear pricing, and local service
Looking for more than reviews? Explore our engagement rings, custom ring design, and ethical fine jewelry. Learn our story and why Williamsburg couples trust our lab-grown diamond expertise.
What customers say about Haejin Jewelry
Timeless Elegance, Crafted for Forever