D&S Brilliance is the fine jewelry division of D&S Casting Company, located in New York City’s world-famous Diamond District on 48th Street. We craft fine jewelry entirely in-house—from concept design and 3D modeling to casting, setting, and finishing—ensuring exceptional craftsmanship and quality control.

D&S Brilliance builds on the expertise of D&S Casting Company, a trusted name in jewelry castings for years. Our online division shares this craftsmanship directly with customers worldwide. Learn more on our About Us (/about-us) page

Yes, our workshop and office are proudly based in the heart of the Diamond District on 48th Street, the global hub for jewelry artistry.

We offer rings (engagement, wedding, fashion), earrings, necklaces, bracelets, and more, crafted in various karats of gold, platinum, or silver, tailored to your preferences.

We focus on lab-grown diamonds for their sustainable, ethical, and cost-effective qualities, offering the same brilliance and durability as natural diamonds. Natural diamonds are available on special request—contact us for details

Yes:
● Lab-grown diamonds: Certified by reputable organizations like the International
Gemological Institute (IGI) or Gemological Institute of America (GIA), with details
on cut, clarity, color, and carat.
● Natural diamonds: Always GIA-certified.
● Other gemstones: Ethically sourced, with certificates available upon request.

Yes! Our in-house production supports full customization—choose metals, lab-grown or natural diamonds, gemstones, engravings, and more. Our “Design Your Own” tool offers 3D previews and real-time pricing. Custom orders typically take 4–6 weeks.

Visit our Sizing Guide (/sizing-guide) for printable ring sizers and chain length charts. Our support team can also assist with personalized recommendations.

Browse our website, select your jewelry, and proceed to checkout. For custom pieces, request a consultation via our Design Tool (/design-your-own) or contact us.

We accept Visa, MasterCard, American Express, Discover, PayPal, and Apple Pay. All payments are processed securely with SSL encryption

Yes, we comply with PCI DSS standards and never store complete card details, ensuring your data is safe.

Most jewelry is made to order in our New York workshop:
● Rings: ~1 week
● Earrings (studs): ~2 days
● Necklaces/bracelets: ~3–4 days
● Custom designs: 4–6 weeks
After production, U.S. shipping takes 3–7 business days (standard) or 1–2 days
(express). International deliveries may take 7–14 days, depending on customs.
You’ll receive tracking details via email.

Yes, all parcels are fully insured against loss, damage, or theft. High-value items require signature confirmation for added security.

We offer 30-day returns (except for custom/engraved pieces). Items must be in original condition with tags. Contact us for a return authorization; U.S. customers receive a prepaid label. Refunds process within 5–7 business days after inspection.

Yes, within 30 days for size, style, or color adjustments (subject to availability). Custom items may qualify for modifications—contact us for options.

• Store in a dry place, away from sunlight.
• Clean with mild soap and a soft cloth; avoid harsh chemicals.
• Schedule professional cleaning for diamonds/gemstones every 6–12 months. See our Jewelry Care Guide (/care-guide) for more tips.

• Warranty: 1-year against manufacturing defects.
• Lifetime services: Free cleaning and inspection (in-person or mail-in).
• Repairs: Available for wear and tear at fair rates—contact us for a quote