Lab-Grown Diamond Engagement Ring

Imagine the subtle elongation of your hand, where an 8 x 4 mm marquise diamond catches light with a graceful, tapered brilliance. This semi-set solitaire ring in 14K white gold offers a refined foundation, ready to showcase your chosen center stone with precision.

Crafted with a low-profile setting, the band sits close to the finger, balancing security with everyday comfort. The smooth shank is polished to a soft sheen, designed for seamless wear beneath gloves or alongside other stackable pieces. Each mounting undergoes meticulous inspection in our Williamsburg studio to ensure flawless alignment and finish.

Our commitment to ethical jewelry shines through the exclusive use of lab-grown diamonds, reducing environmental impact without compromising clarity or fire. This choice reflects a modern approach to engagement rings, rooted in sustainability and transparency.

Ideal for those who appreciate architectural elegance and a ring that adapts effortlessly to daily life, this marquise solitaire mounting suits a variety of hand shapes and personal styles. Its streamlined profile makes resizing straightforward, allowing a tailored fit.

Explore the possibilities in person at our Brooklyn studio or begin your custom design journey online—each step guided by quiet expertise and genuine care.

Haejin Jewelry stands as a Brooklyn-based fine-jewelry studio specializing in lab-grown diamond engagement rings, where ethical craftsmanship meets thoughtful design in every piece.

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.