Sotheby's To Accept Bitcoin and Ethereum In a new partnership with Coinbase, Sotheby's will now be able to accept Bitcoin and Ethereum during auctions. Author: May 4, 2021 In a new partnership with Coinbase, Sotheby's will now be able to accept Bitcoin and Ethereum during auctions. During an interview with CNBC's Squawk Box, Sotheby's CEO, Charles F. Stewart announced that the auction house will begin accepting Bitcoin and Ethereum after a partnership with Coinbase (COIN). "We are really excited to make this happen. It's something we have been thinking about for quite some time," said Stewart. Stewart said that it will be up to the artists what form of currency they would like to accept.