A breathtaking tri-level trophy penthouse within Brickell’s iconic Flatiron is set to sell at auction via Sotheby’s Concierge Auctions in cooperation with Jonathan Garcia and Elena C. Bluntzer of ONE Sotheby’s International Realty. Listed for $14.9 million, bidding will open on 18 February via the firm’s online marketplace and culminate live on 28 February during ModaMiami.