Let Our Jewelry Tell Your Story

Discover lab-grown and natural diamonds graded by GIA experts. Unique custom designs and expert jewelry repair services available.

  • Shop Or Custom Design Your Engagement Ring

    From conception to creation, trust Custom by Z at N.J. Diamond for your unique engagement ring. Shop online for exquisite designs and personalized service.

  • We Service Your Diamond Engagement Ring Free

    No contracts or Warranties to buy. At N.J. Diamonds when you buy your diamond engagement ring from us we service your ring free of charge for the life-time of the ring. Three times a year we inspect, polish,and clean the ring.

  • Expert Jewelry Repair

    Jewelry repair perfected with expertise. At N.J. Diamonds, we skillfully repair and rejuvenate your fine jewelry. Every piece is treated with exceptional attention and skill, as if it were our personal treasure. With over 25 years of experience in the intricate craft of jewelry repair and restoration.

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