{"slug":"eugeniusz-zak-2","artist_id":"204c2485-26d4-4b67-b45a-3ee85af36a20","canonical_slug":"eugeniusz-zak-2","name":"Eugeniusz Zak","built_at":"2026-11-02","categories":[{"bucket":"Masterpieces","lots_n":13,"sold_n":13,"median_price_usd_minor":12879811,"record_price_usd_minor":28696738,"record_basis":"hammer","priced_lots_hammer_only":4,"priced_lots_unverified":0,"sell_through_pct":null,"last_sale_date":"2026-06-18","first_sale_year":2016},{"bucket":"Paintings","lots_n":25,"sold_n":17,"median_price_usd_minor":11619808,"record_price_usd_minor":28696738,"record_basis":"hammer","priced_lots_hammer_only":7,"priced_lots_unverified":0,"sell_through_pct":68,"last_sale_date":"2026-05-14","first_sale_year":2016},{"bucket":"Other","lots_n":8,"sold_n":6,"median_price_usd_minor":2458448,"record_price_usd_minor":12850855,"record_basis":"premium","priced_lots_hammer_only":1,"priced_lots_unverified":1,"sell_through_pct":75,"last_sale_date":"2026-08-14","first_sale_year":2019},{"bucket":"Prints & 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Over the last 24 months the median price was $82,204 including buyer’s premium (middle half $2,770–$116,198, n=11). The auction record is $222,880 for Idyll (Old castle II) (2024, DESA Unicum). Source: OpeningBid, an independent auction-results database.","title":"Eugeniusz Zak value: auction records & prices (updated Nov 2026)"}}