```html
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "FAQPage",
  "mainEntity": [

    {
      "@type": "Question",
      "name": "How long does it take to design a custom diamond engagement ring?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Most custom diamond engagement rings take between two and six weeks to complete depending on the complexity of the design and the availability of the center diamond. You'll review and approve the CAD design before production begins."
      }
    },

    {
      "@type": "Question",
      "name": "Is a custom engagement ring more expensive than buying one in a jewelry store?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Not necessarily. A custom engagement ring allows you to select the diamond, metal, and design that fit your budget. Many customers find they receive better value because they pay only for the features they want."
      }
    },

    {
      "@type": "Question",
      "name": "Can I use my own diamond or family heirloom?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Yes. Existing diamonds and family heirloom gemstones can often be incorporated into a completely new custom engagement ring while preserving their sentimental value."
      }
    },

    {
      "@type": "Question",
      "name": "Can you redesign my old engagement ring?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Yes. Older engagement rings can be redesigned into a modern custom ring while preserving the sentimental memories associated with the original jewelry."
      }
    },

    {
      "@type": "Question",
      "name": "Do I need to know exactly what I want before starting?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "No. Many customers begin with only a few ideas or inspiration photos. We guide you through the design process and help create a ring that matches your style and budget."
      }
    },

    {
      "@type": "Question",
      "name": "Can I bring photos for inspiration?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Absolutely. Inspiration photos from Pinterest, Instagram, magazines, or previous jewelry designs help us understand your style and create a one-of-a-kind engagement ring."
      }
    },

    {
      "@type": "Question",
      "name": "What metals are available for a custom engagement ring?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Custom engagement rings are commonly made in platinum, 14K white gold, 14K yellow gold, 14K rose gold, and 18K gold. We'll help you choose the best option for your lifestyle and budget."
      }
    },

    {
      "@type": "Question",
      "name": "Can I choose a lab-grown diamond instead of a natural diamond?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Yes. We offer both natural and lab-grown diamonds. Both are real diamonds with the same physical and optical properties. We explain the differences so you can make an informed decision."
      }
    },

    {
      "@type": "Question",
      "name": "Are your diamonds certified?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Yes. We recommend independently graded diamonds from respected laboratories such as GIA to provide confidence in your diamond's quality and grading."
      }
    },

    {
      "@type": "Question",
      "name": "Will I see my ring before it is made?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Yes. You'll receive a CAD rendering of your custom engagement ring for approval before manufacturing begins, allowing changes to be made before production."
      }
    },

    {
      "@type": "Question",
      "name": "Can I make changes during the design process?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Yes. Adjustments can usually be made before production begins to ensure your engagement ring matches your expectations."
      }
    },

    {
      "@type": "Question",
      "name": "How do I know my ring will fit?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "We professionally measure your finger for the correct ring size. If you're planning a surprise proposal, we can also help estimate the appropriate size."
      }
    },

    {
      "@type": "Question",
      "name": "Can I design a matching wedding band?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Yes. Many couples choose to design their engagement ring and wedding band together to ensure a perfect fit and matching style."
      }
    },

    {
      "@type": "Question",
      "name": "How should I care for my custom engagement ring?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Have your ring professionally inspected and cleaned two or three times each year. Regular inspections help prevent loose diamonds and worn prongs from becoming costly repairs."
      }
    },

    {
      "@type": "Question",
      "name": "Why should I choose a local custom jeweler instead of buying online?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Working with a local jeweler allows you to meet with the designer, compare diamonds in person, approve the design before manufacturing, and receive ongoing cleaning, inspections, repairs, and sizing services."
      }
    },

    {
      "@type": "Question",
      "name": "Why choose N.J. Diamonds for a custom engagement ring?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "For nearly 30 years, N.J. Diamonds has helped couples throughout Dearborn and the Detroit Metro Area create one-of-a-kind custom engagement rings using natural and lab-grown diamonds. We provide expert guidance, CAD design, exceptional craftsmanship, and personalized service from start to finish."
      }
    }

  ]
}
</script>
```