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toile","usd_minor":611636,"basis":"premium","house_name":"Ader","sale_month":"2026-05","lot_id":"f503430f-ed27-4669-b109-17317ddf4d42"},{"rank":10,"title":"Composition","work_year":"1964","medium":"Huile sur carton","usd_minor":609961,"basis":"premium","house_name":"Ader","sale_month":"2018-12","lot_id":"9c821611-be38-4593-ac63-03b7e07b3eff"}],"editions":[]},"paragraph":"As of 2 November 2026, OpeningBid has recorded 50 auction results for Key Sato at 11 houses since 2007. Over the last 24 months the median price was $5,445 including buyer’s premium (middle half $2,293–$6,739, n=9). The auction record is $34,111 for Âme de la Terre (2021, Sotheby's). Source: OpeningBid, an independent auction-results database.","title":"Key Sato value: auction records & prices (updated Nov 2026)"}}