N.J. Diamonds is a family-owned jewelry store in Dearborn, Michigan, serving Metro Detroit since 1996. We help clients choose meaningful jewelry, create one-of-a-kind designs, care for treasured pieces, and understand diamonds and gemstones with confidence.
Visit us for personal, no-pressure guidance from a local team with decades of experience and GIA education in diamonds, colored gemstones, and pearls.

Your Local Dearborn Jewelry Store
Jewelry often marks a moment you never want to forget—an engagement, anniversary, family milestone, personal achievement, or memory passed from one generation to the next. Our role is to listen, explain the options, and help you make a choice that fits the person, occasion, and budget.
- Family-owned and operated since 1996
- Located at the same Dearborn store for 30 years
- Non-commission, no-pressure service
- GIA education in diamonds, colored gemstones, and pearls
- In-store jewelry repair and custom design
Custom Jewelry by Custom by Z
Turn an idea, gemstone, sketch, or heirloom into jewelry created for you. Custom by Z guides you through design direction, metal and stone selection, CAD visualization, approval, production, and final inspection.
We custom design engagement rings, wedding bands, anniversary jewelry, pendants, earrings, bracelets, men’s jewelry, and heirloom redesigns. Natural and lab-grown diamonds are available, and we explain the differences before you decide.
Explore custom jewelry design in Dearborn
Diamond Engagement Rings
Choose an engagement ring already in our collection or create one from the ground up. We help you compare diamond shapes, quality factors, grading reports, settings, metals, proportions, and budget without relying on outdated spending rules.
Our goal is to help you understand what you are buying and focus on the combination of beauty, quality, and value that matters to you.
In-Store Jewelry Repair
Your jewelry stays at our Dearborn store while it is being repaired. We evaluate each piece in person and explain the recommended work, timing, and cost before proceeding.
Services include ring sizing, prong repair, diamond and gemstone setting, chain and clasp repair, earring repair, rhodium plating, cleaning, polishing, and many heirloom restorations.
Learn about our jewelry repair services
Professional Jewelry Appraisals
A professional appraisal can help document fine jewelry for insurance coverage. We examine the item, identify relevant characteristics, prepare a written description, and develop a value opinion for the stated purpose.
Learn about jewelry appraisals in Dearborn
Jewelry for Life’s Meaningful Moments
Beyond engagement rings, our selection includes diamond jewelry, wedding and anniversary bands, colored gemstones, pearls, gold jewelry, gifts, and men’s jewelry. If you do not see the exact piece you have in mind, ask about customization.
We also stand behind jewelry purchased from our store with ongoing care. Ask our team about cleaning, inspection, and maintenance appropriate for your piece.
Why Clients Choose N.J. Diamonds
- Personal guidance: Speak directly with people who understand diamonds, gemstones, jewelry construction, and repair.
- Clear education: We explain quality, documentation, care, and value in plain language.
- Local accountability: Our store has served the same Dearborn community for three decades.
- Services under one roof: Shop, design, repair, and document important jewelry with one trusted local team.
- No-pressure experience: Our non-commission approach keeps the focus on what is right for you.
Frequently Asked Questions
Where is N.J. Diamonds located?
We are at 5601 Schaefer Road in Dearborn, Michigan, at the corner of Schaefer and Ford Road.
Do you create custom engagement rings?
Yes. Custom by Z can help you select a diamond or gemstone and develop a ring through consultation, CAD design, approval, production, setting, and final inspection.
Do you offer natural and lab-grown diamonds?
Yes. We offer both and help you compare quality, grading documentation, price, and other considerations before choosing.
Is jewelry repair completed in-store?
Yes. Jewelry repairs are completed at our Dearborn store rather than shipped to another city or state.
Visit N.J. Diamonds in Dearborn
Stop in to explore jewelry, discuss a custom design, request a repair evaluation, or ask about an appraisal. We proudly serve Dearborn, Dearborn Heights, Detroit, Canton, and communities throughout Metro Detroit.
Personalize the moment. Wear it forever.
