Custom Design Jewelry | Custom Designer | Custom Design Diamond Engagement Rings

When you make your one-of-a-kind custom design jewelry you work with the best when you work with us. Let our Jewelry Tell Your Story. 

You will have our exclusive Jewelry Designer working with you to design your custom made piece of jewelry using the latest Cad Cam Technology.  

Custom by Z only at N.J. Diamonds will work with you to make the perfect custom designed piece of jewelry. With over 25 years experience, designing one of a kind pieces of jewelry you will have a stress free experience. At N.J. Diamonds we use GIA certified Natural and Lab Created diamonds we have a GIA certified diamond grader on staff. 

Custom Designed Jewelry Pieces are done with-in the budget that you set we do not exceed the budget you set for your custom designed jewelry. 


  • Custom Design Engagement Rings

    Transform your style with our custom designs that come in stunning white, yellow, and pink options.

  • Custom by Z

    Discover the perfect symbol of love with a custom diamond engagement ring from Z at N.J. Diamonds.

  • Custom Jewelry Designer

    Indulge in the luxury of custom-designed jewelry, handcrafted by the experts at N.J. Diamonds Custom by Z with over 25 years of experience. We carry lab-grown and natural diamonds.

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