Trade
FAQs
Trade FAQs

Elongated Cushion Cut

Natural Diamond Council (NDC) is a not-for-profit organization dedicated to promoting and protecting the integrity of the natural diamond industry worldwide. NDC serves as the authoritative voice for natural diamonds, inspiring and educating consumers on their real, rare and responsible values.
© 2025 — Natural Diamond Council

Consent

Get the Newsletter

Sign up for the latest diamond news,
delivered directly to your inbox.

This field is for validation purposes and should be left unchanged.
Consent(Required)