Lab-Grown Diamond Engagement Ring
Morning light catches the subtle sparkle of a 6.5 mm round diamond waiting to become the heart of your story. This semi-set platinum band offers a sleek, modern-minimal frame designed to highlight the clarity and confident geometry of a classic round cut.
Crafted in Williamsburg, the band’s polished platinum surface is cool to the touch and shaped for comfort, with a low-profile setting that sits close to the finger—ideal for everyday wear and effortless stacking. The accent details add refined structure without distraction, balancing clarity with quiet strength.
Each piece is designed around a lab-grown diamond, chosen for its ethical clarity and sustainable origin, reflecting a commitment to responsible luxury without compromise.
This semi-set ring invites you to select a center stone that matches your vision, offering flexibility while maintaining a cohesive, architectural aesthetic. Its streamlined silhouette suits hands seeking modern elegance with a subtle statement.
Resizing is available to ensure a precise fit, and the platinum finish is durable, requiring only occasional gentle cleaning to maintain its soft sheen.
Visit our Williamsburg studio to explore this setting in person or begin your custom design journey online—where expert guidance meets thoughtful craftsmanship.
Haejin Jewelry stands as a Brooklyn fine-jewelry studio dedicated to lab-grown diamond engagement rings, blending expert design with ethical craftsmanship rooted in New York City’s creative spirit.
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
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What customers say about Haejin Jewelry
Timeless Elegance, Crafted for Forever