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Intro Version","work_year":null,"medium":"Nitro lacquer on phenolic resin panels","usd_minor":831418,"basis":"premium","house_name":"Sotheby's","sale_month":"2023-11","lot_id":"6cd1eebb-9005-4ecb-8f87-b0ff04d56274"},{"rank":10,"title":"Color Sounds","work_year":"1971","medium":"Nitro lacquer on phenolic resin panels","usd_minor":762134,"basis":"premium","house_name":"Sotheby's","sale_month":"2023-11","lot_id":"199199c2-013b-4ea1-85bf-5da446f79afd"}],"editions":[]},"paragraph":"As of 2 November 2026, OpeningBid has recorded 150 auction results for Karl Gerstner at 29 houses since 1993. Over the last 24 months the median price was $3,637 including buyer’s premium (middle half $351–$10,978, n=8). The auction record is $38,521 for Color sound 1D Extraversion (2025, Sotheby's). Source: OpeningBid, an independent auction-results database.","title":"Karl Gerstner value: auction records & prices (updated Nov 2026)"}}