The Indian Diamond and Colorstone Association (IDCA) was established as a not for profit organization in 1984. It provides a platform for its members to network with each other and promotes the business of its members within the United States.

IDCA is a not for profit organization and its foremost goal is to serve its members and provide them with a platform to connect, network, share and promote ethical business. It also provides an opportunity for its members to have a united voice and a common goal; promoting the business of Indian colorstone, diamond and jewelry industry.