Lab-Grown Diamond Engagement Ring
Light catches the elongated silhouette of a marquise diamond, its tapered points drawing the eye along a graceful, confident line. This semi-set engagement ring invites you to select a 9 x 4.5 mm center stone, poised to become the centerpiece of a modern-minimal design.
Crafted from warm 18K rose gold, the band’s smooth finish contrasts subtly with the cool gleam of white gold accent settings, offering a refined interplay of tone without overwhelming the diamond’s shape. The mounting’s low profile ensures everyday comfort, while the delicate accents frame the stone with architectural clarity.
Each ring is hand-finished in our Williamsburg studio, where precision meets quiet restraint. The lab-grown diamond you choose reflects a commitment to ethical sourcing and sustainability, marrying beauty with conscience.
Designed for those who appreciate structured elegance, this ring fits comfortably beneath gloves and stacks seamlessly with complementary bands. Its balanced proportions flatter slender or average finger sizes, making it a versatile choice for daily wear.
Should you need resizing or prefer a custom accent arrangement, our Brooklyn studio offers personalized consultations to refine your vision.
Explore this semi-set marquise engagement ring in person or begin your custom design journey online—either way, you’ll find a thoughtful, pressure-free experience rooted in Brooklyn craftsmanship.
Haejin Jewelry stands as a Brooklyn fine-jewelry studio dedicated to lab-grown diamond engagement rings, blending expert craftsmanship with ethical clarity and a distinctly local sensibility.
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