IDM (Instant Diamond Coin) tries to change the status quo, allowing diamond investors to create a blockchain technology in the diamond industry through the entire diamond supply chain, from extraction, grading, verification, cutting, polishing, retail and distribution. Effective application and token ecosystem. IDM Constant Diamond Coin is a technology project spun off from the famous diamond mining company Diamond Papa Group. IDM will be a token backed by real diamonds, which is the core of the token economy of the diamond industry. The token will allow holders to bid and buy diamonds and can be used for settlement, with the secondary market determining the market price.