Building an NFT (Non-Fungible Token) marketplace can take anywhere from a few weeks to several months, depending on various factors such as the complexity of features, team size, and development resources. The time depends on the requirements of the project, approximately it will take around 4 to 6 months to complete the whole project. To build a Metaverse NFT marketplace, please get in touch with Clarisco, a Metaverse NFT Marketplace Development Company.