Custom by Z Engagement Ring Portfolio

30 Years of Custom Engagement Ring Design in Dearborn

Explore 29 custom engagement ring designs created by Custom by Z at N.J. Diamonds. This portfolio highlights oval, round, pear, emerald, halo, natural-diamond, and lab-grown-diamond styles developed for clients with different tastes, priorities, and budgets. N.J. Diamonds has served Dearborn and Metro Detroit from the same family-owned location since 1996, with guidance from a GIA-trained diamond grader, an experienced jewelry repair specialist, and our in-house designer. Diamond and gemstone jewelry purchased from us receives lifetime cleaning, inspection, polishing, and service at no charge. Browse the gallery for inspiration, then bring us the details you love so we can create a ring around your story.

Interested in starting your custom-designed jewelry piece? Click here

You’ve worked hard for every moment that brought you here.
Now it’s time to celebrate who you’ve become—with jewelry designed exclusively for you.
✨ You deserve to have Custom by Z.
✨ You deserve to wear Custom by Z.
N.J. Diamonds | Custom by Z
Where your story becomes a masterpiece.

• Round Diamond Custom Designed Engagement Ring
• Oval Diamond Eternity Wedding Band
• Custom Design More Than a Piece of Jewelry.
• Top Custom Jewelry Designer in Dearborn, MI
• Jewelry Appraising