{"slug":"robert-guillerme","artist_id":"12fb3ddd-ff25-4a87-8a5c-5e27dd347df4","canonical_slug":"robert-guillerme","name":"Robert Guillerme","built_at":"2026-11-03","categories":[{"bucket":"Masterpieces","lots_n":5,"sold_n":5,"median_price_usd_minor":429720,"record_price_usd_minor":462930,"record_basis":"premium","priced_lots_hammer_only":0,"priced_lots_unverified":1,"sell_through_pct":null,"last_sale_date":"2026-09-21","first_sale_year":2017},{"bucket":"Other","lots_n":98,"sold_n":90,"median_price_usd_minor":78798,"record_price_usd_minor":462930,"record_basis":"premium","priced_lots_hammer_only":8,"priced_lots_unverified":8,"sell_through_pct":91.8,"last_sale_date":"2026-10-23","first_sale_year":2000}],"sizes":[],"notable":[],"last_sold":{"year":"2026","total_price_usd":89544,"priced_basis":"premium"},"upcoming_count":1,"content_modified":"2026-11-03","value_block_hash":"ad1beac4cb5020e3ea3a9d60837484bec5641db7","value":{"slug":"robert-guillerme","name":"Robert Guillerme","as_of":"2026-11-03","newest_result_date":"2026-10-23","results_total":90,"houses_total":20,"first_year":2004,"median_24m":{"usd_minor":78351,"p25_usd_minor":45464,"p75_usd_minor":137027,"n":10,"basis":"premium"},"record":{"title":"Suite de trois fauteuils Grand Repos","work_year":null,"usd_minor":462930,"basis":"premium","sale_year":2020,"sale_month":"2020-11","house_name":"De Baecque et Associés","lot_id":"872959c9-64c0-4eec-8054-b54490f54caf"},"by_medium":[{"medium":"Other","n":45,"median_usd_minor":99685},{"medium":"Sculpture","n":17,"median_usd_minor":56378}],"by_size":[{"band":"Large (over 120 cm)","n":22,"median_usd_minor":161700},{"band":"Medium (50-120 cm)","n":37,"median_usd_minor":67158}],"methodology_url":"https://www.openingbid.art/methodology/price-data","top10":{"originals":[{"rank":1,"title":"Suite de trois fauteuils Grand Repos","work_year":null,"medium":"Oak structure, red fabric upholstery","usd_minor":462930,"basis":"premium","house_name":"De Baecque et Associés","sale_month":"2020-11","lot_id":"872959c9-64c0-4eec-8054-b54490f54caf"},{"rank":2,"title":"Robert Guillerme and Jacques Chambron (French)","work_year":"circa 1960","medium":"Oak","usd_minor":431885,"basis":"premium","house_name":"Shapiro Auctioneers","sale_month":"2017-09","lot_id":"e184d324-3713-47b1-a593-8ae7256b145d"},{"rank":3,"title":"ROBERT GUILLERME ET JACQUES CHAMBRON","work_year":"circa 1955","medium":"Tinted oak, straw seat","usd_minor":429720,"basis":"premium","house_name":"Tajan","sale_month":"2022-06","lot_id":"cd9bd181-4f61-4362-b588-d042e4761df5"},{"rank":4,"title":"Desk","work_year":"1960","medium":"Oak","usd_minor":400000,"basis":"premium","house_name":"Bonhams","sale_month":"2018-10","lot_id":"0d8265bb-6035-4736-b3dd-9700ded6d993"},{"rank":5,"title":"Juliette","work_year":"circa 1960","medium":"Chêne et textile","usd_minor":393767,"basis":"premium","house_name":"Cornette de Saint Cyr (Bonhams)","sale_month":"2021-12","lot_id":"df16465d-3f5f-43ef-b36d-8bff19f0f411"},{"rank":6,"title":"Robert GUILLERME (1913-1990) Jacques CHAMBRON (1914-2001),","work_year":null,"medium":"Light oak","usd_minor":388449,"basis":"premium","house_name":"Artenchères","sale_month":"2026-04","lot_id":"e7db6f8e-dba6-4258-8a71-5d52810ec7ff"},{"rank":7,"title":"Paire de fauteuils","work_year":"1950","medium":"Oak","usd_minor":383129,"basis":"premium","house_name":"Bonhams","sale_month":"2023-06","lot_id":"2cfab438-50ec-42ac-82b7-b4aac85eca0d"},{"rank":8,"title":"ROBERT GUILLERME & JACQUES CHAMBRON Tabouret en bois exotique clair à décor sculpté de goût Arts & Crafts, montage tenons mortaises","work_year":null,"medium":"Sculpted light exotic wood","usd_minor":283084,"basis":"premium","house_name":"Tajan","sale_month":"2018-02","lot_id":"6f46322a-203f-48c4-ac9a-92e3354a3ee2"},{"rank":9,"title":"Suite de 4 chaises à dossiers bandeau en chêne, modèle Véronique","work_year":null,"medium":"Chêne, lainage beige et gris chiné","usd_minor":260195,"basis":"premium","house_name":"Artenchères","sale_month":"2026-04","lot_id":"5df14ffa-cfe8-48de-83e3-b8fb544da2df"},{"rank":10,"title":"Buffet en chêne verni ouvrant à deux portes latérales et deux portes coulissantes en façade.","work_year":"1960","medium":"Chêne verni","usd_minor":230973,"basis":"premium","house_name":"Art Valorem","sale_month":"2021-11","lot_id":"dc142e31-ca31-45c2-ac77-fabbe559f844"}],"editions":[]},"paragraph":"As of 3 November 2026, OpeningBid has recorded 90 auction results for Robert Guillerme at 20 houses since 2004. Over the last 24 months the median price was $784 including buyer’s premium (middle half $455–$1,370, n=10). The auction record is $4,629 for Suite de trois fauteuils Grand Repos (2020, De Baecque et Associés). Source: OpeningBid, an independent auction-results database.","title":"Robert Guillerme value: auction records & prices (updated Nov 2026)"}}