Lab-Grown Diamond Engagement Ring
When light catches the elongated silhouette of a 5 x 3 mm marquise diamond, it reveals a subtle drama that stretches the hand with quiet elegance. This semi-set engagement ring offers a refined foundation in 18K rose gold, designed to cradle your chosen stone with precision and a low-profile setting that slips comfortably beneath daily gloves or sleeves.
Crafted in Williamsburg, Brooklyn, the band’s smooth finish and secure prong arrangement ensure durability without sacrificing delicate wearability. The rose gold’s warm glow complements the marquise’s tapered points, while the mounting’s subtle accents add a whisper of texture without overwhelming the center stone.
Each ring is made with lab-grown diamonds, reflecting a commitment to ethical sourcing and environmental mindfulness without compromising brilliance or clarity.
Its slender profile and balanced proportions suit those who favor a ring that feels natural on the finger—ideal for stacking or wearing solo with ease. The semi-set design invites you to select a center stone that matches your vision, supported by a setting engineered for everyday grace.
Should you need resizing or have questions about care, our Brooklyn studio offers personalized guidance to ensure your ring fits seamlessly into your life.
Explore this semi-set marquise engagement ring in person at our Williamsburg studio or begin your custom design journey online. Haejin Jewelry brings expert craftsmanship and ethical clarity to lab-grown diamond engagement rings, rooted in the creative heart of Brooklyn.
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