{"slug":"jef-gravis","artist_id":"9fb691e5-359e-4440-be86-eab2dc2bb3d2","canonical_slug":"jef-gravis","name":"Jef GRAVIS","built_at":"2026-11-02","categories":[{"bucket":"Other","lots_n":21,"sold_n":21,"median_price_usd_minor":13423,"record_price_usd_minor":29419,"record_basis":"premium","priced_lots_hammer_only":0,"priced_lots_unverified":0,"sell_through_pct":null,"last_sale_date":"2026-10-08","first_sale_year":2026}],"sizes":[],"notable":[],"last_sold":{"year":"2026","total_price_usd":26511,"priced_basis":"premium"},"upcoming_count":0,"content_modified":"2026-11-02","value_block_hash":"6a2ead7e234a350ed3dc422884f91125ab363ca9","value":{"slug":"jef-gravis","name":"Jef GRAVIS","as_of":"2026-11-02","newest_result_date":"2026-10-08","results_total":21,"houses_total":1,"first_year":2026,"median_24m":{"usd_minor":13423,"p25_usd_minor":12584,"p75_usd_minor":20582,"n":15,"basis":"premium"},"record":{"title":"Disque cosmique","work_year":"1998","usd_minor":29419,"basis":"premium","sale_year":2026,"sale_month":"2026-10","house_name":"Ader","lot_id":"0f121789-2af4-41ac-aef3-5042d7f77de6"},"by_medium":[{"medium":"Prints","n":8,"median_usd_minor":20582},{"medium":"Other","n":7,"median_usd_minor":13423}],"by_size":[{"band":"Small (under 50 cm)","n":6,"median_usd_minor":21309}],"methodology_url":"https://www.openingbid.art/methodology/price-data","top10":{"originals":[{"rank":1,"title":"Juke Box à la ligne de sel, 2004","work_year":"2004","medium":"Sérigraphie","usd_minor":16779,"basis":"premium","house_name":"Ader","sale_month":"2026-10","lot_id":"ae5fa240-14c1-492e-bb13-01994b1c473a"},{"rank":2,"title":"Disque cosmique, 1998","work_year":"1998","medium":null,"usd_minor":13423,"basis":"premium","house_name":"Ader","sale_month":"2026-10","lot_id":"5fdeb7af-174f-4a85-838f-3e1f2088f46b"},{"rank":3,"title":"Folie du Grain, 1999","work_year":"1999","medium":"Sérigraphie","usd_minor":13423,"basis":"premium","house_name":"Ader","sale_month":"2026-10","lot_id":"aa42bc5e-18db-4622-bcb1-a91493975d03"},{"rank":4,"title":"Paysage salin, 1998","work_year":"1998","medium":null,"usd_minor":13423,"basis":"premium","house_name":"Ader","sale_month":"2026-10","lot_id":"c1a3650b-af8b-4923-a5a6-4bf9cf81cf6c"}],"editions":[{"rank":1,"title":"Disque cosmique","work_year":"1998","medium":"Sérigraphie et corrosion à l’acide. Épreuve sur disque de laiton","usd_minor":29419,"basis":"premium","house_name":"Ader","sale_month":"2026-10","lot_id":"0f121789-2af4-41ac-aef3-5042d7f77de6"},{"rank":2,"title":"Ombilic en icône à la faveur de l’oxyde","work_year":"2005","medium":"Sérigraphie","usd_minor":26511,"basis":"premium","house_name":"Ader","sale_month":"2026-10","lot_id":"f855b6a9-99f6-4693-a03b-3f82a8f1c8c1"},{"rank":3,"title":"Cum Grano Salis","work_year":"1996","medium":"Sérigraphie","usd_minor":22036,"basis":"premium","house_name":"Ader","sale_month":"2026-10","lot_id":"0b7a72d4-746f-43d3-aa9a-a6e401112f6d"},{"rank":4,"title":"Juke Box à la ligne de sel","work_year":"2004","medium":"Sérigraphie","usd_minor":20582,"basis":"premium","house_name":"Ader","sale_month":"2026-10","lot_id":"cad8828a-0da3-4552-818d-350a44f971f7"},{"rank":5,"title":"Piège temporel","work_year":"1996","medium":"Sérigraphie","usd_minor":20582,"basis":"premium","house_name":"Ader","sale_month":"2026-10","lot_id":"aebde6e1-af09-4739-9135-b67c46689e1e"},{"rank":6,"title":"Opus 1","work_year":"2008","medium":"Sérigraphie sur papier vélin BFK de Rives rehaussées par l’artiste aux crayons de couleur","usd_minor":14654,"basis":"premium","house_name":"Ader","sale_month":"2026-10","lot_id":"a90b963a-6e58-4937-9c40-41ac4e664457"}]},"paragraph":"As of 2 November 2026, OpeningBid has recorded 21 auction results for Jef GRAVIS at 1 houses since 2026. Over the last 24 months the median price was $134 including buyer’s premium (middle half $126–$206, n=15). The auction record is $294 for Disque cosmique (2026, Ader). Source: OpeningBid, an independent auction-results database.","title":"Jef GRAVIS value: auction records & prices (updated Nov 2026)"}}