Custom Engagement Rings, Designed Just for You

Design your lab-grown diamond engagement ring with certified experts — ethically crafted and made in the USA.

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⭐ 1,000+ Verified Reviews • 🔬 IGI & GIA Certified • 🌿 Ethically Sourced

How It Works

Step 1 — Share Your Vision

Tell us your style preferences, budget, and diamond choices. Our expert consultants take the time to understand what matters most to you—whether you’re drawn to vintage charm, modern elegance, or minimalist design—so your ring truly reflects your story.

Step 2 — Collaborate with Design Experts

Work one-on-one with experienced jewelry designers who specialize in custom engagement rings and ethically sourced diamonds. With decades of combined expertise, our team helps refine your ideas and guides you through premium stone and setting options.

Step 3 — Preview Your Design in 3D

Receive a detailed 3D rendering of your ring and review every detail before production begins. This transparent approval process ensures your vision is perfectly captured before our craftsmen start creating your one-of-a-kind piece.

Step 4 — Handcrafted to Perfection

Your ring is carefully handcrafted and thoroughly quality-checked by our production team before secure delivery. We stand behind every design with a lifetime warranty and a commitment to exceptional craftsmanship.

Ready to Bring Your Vision to Life?

Let’s design something unforgettable—crafted just for your love story.

Start Your Design Journey

Customization Options

Choose Your Style

From timeless solitaires to intricate vintage designs, our experts help match your style to everyday comfort and long-term wearability. Explore solitaire, halo, vintage, three-stone, and more — every setting is fully customizable to reflect your personal taste.

Choose Your Diamond

We specialize in premium lab-grown stones and lab-created diamonds for better value and ethical sourcing. From antique cuts to modern shapes—round, oval, emerald, princess—all sustainably created for brilliance you can feel good about.

Choose Your Metal

Select from 14k or 18k gold, or platinum, based on your lifestyle and durability needs. Whether you prefer white, yellow, or rose gold, or the timeless strength of platinum, each metal is expertly crafted to complement your design.

How much does a custom engagement ring cost?

Most custom engagement rings range from $1,500 to $6,000, depending on factors like diamond size, metal choice, and design complexity. We believe in transparent pricing with no retail markups, so you get exceptional craftsmanship and value without hidden costs.

Get My Custom Quote

👩‍🔬 Designed by Experts, Crafted with Care

Our custom engagement rings are designed by experienced jewelry specialists who have helped over 1,000 couples create one-of-a-kind rings. Every design is reviewed by a professional gem consultant to ensure diamond quality, durability, and long-term wearability—using only ethical diamonds sourced through responsible practices.

Meet our design team

Certifications: IGI, GIA, ethical sourcing

Trusted by 1,000+ Couples Across the U.S.

All reviews are from verified customers who designed their rings with us.

⭐⭐⭐⭐⭐

Stienhardt & Stones made my engagement extra special with their custom diamond ring. Incredible service and quality!

Ana Rodriguez
Los Angeles, CA

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I cannot recommend or say enough positive things about Stienhardt. Thank you for making the perfect ring!

Danyelle Lucido
Grove City, PA

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I recently purchased a wedding ring at Stienhardt & Stones and had a fantastic experience. The staff was incredibly friendly and helpful!

Bruno Tori
Pembroke, FL

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It was such a simple and smooth process. The customer service was a 10/10. They were so helpful

Liam Johnson
New York, NY

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Absolutely blown away with my experience at Stienhardt & Stones! Justin was so helpful in finding me the perfect diamond - I had originally ordered from another online retailer and was disappointed when the stone looked different than the online pictures and videos.

Alex Dieball
Scottsdale, AZ

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Stienhardt had the most responsive, helpful and understanding customer service I have ever experienced.

Olivia Brooks
Rochester Hills, MI

Let's Talk About Your Dream Ring

Tell us a little about what you're looking for. We'll guide you from there—no obligation. Your details are 100% confidential. No pressure. No obligation. Just honest expert guidance. Many couples who begin with a custom ring later return to design personalized wedding bands that perfectly complete their set.

🔒 Secure & private | 📞 Response within 24 hours