{"current_listings":[{"buy_url":"https://birkinbagstock.com/go/luxlexicon-CL2606-21791","currency":"USD","detail_url":"https://birkinbagstock.com/listing/luxlexicon-CL2606-21791","id":"luxlexicon-CL2606-21791","merchant":"LuxLexicon","price":40213,"title":"Herm\u00e8s Sellier Kelly 20 Black in Ostrich Palladium hardware"},{"buy_url":"https://birkinbagstock.com/go/redeluxe-10849754251574","currency":"USD","detail_url":"https://birkinbagstock.com/listing/redeluxe-10849754251574","id":"redeluxe-10849754251574","merchant":"REDELUXE","price":29990,"title":"Herm\u00e8s Mini Kelly 20 Black Ostrich Gold Plated P Circle Stamp"},{"buy_url":"https://birkinbagstock.com/go/madison-avenue-H-K-260827-5-LM","currency":"USD","detail_url":"https://birkinbagstock.com/listing/madison-avenue-H-K-260827-5-LM","id":"madison-avenue-H-K-260827-5-LM","merchant":"Madison Avenue Couture","price":47500,"title":"Hermes Kelly Sellier 20 Black Ostrich Permabrass Hardware"}],"data_url":"https://birkinbagstock.com/data/price-history/kelly-20-black-ostrich.json","filters":{"color":"Black","leather":"Ostrich","size":20,"sort":"newest","style":"kelly"},"generated_at":"2026-09-30T08:49:58.377015+00:00","history":{"change":0,"change_label":"$0","change_pct":0.0,"current_listings":3,"data_url":"/data/price-history/kelly-20-black-ostrich.json","direction":"flat","events":[],"first_date":"2026-09-30","first_median_price":40213,"first_median_price_label":"$40,213","history":[{"date":"2026-09-30","day":"20260930","max_price":47500,"max_price_label":"$47,500","median_price":40213,"median_price_label":"$40,213","min_price":29990,"min_price_label":"$29,990","sample":3}],"history_url":"/price-history/kelly-20-black-ostrich","label":"Birkin 20 Black Ostrich","last_date":"2026-09-30","last_median_price":40213,"last_median_price_label":"$40,213","methodology":"Spec history uses daily captured prices for the current visible cohort of live listings. The median series is descriptive asking-price intelligence, not an appraisal or completed-sale index.","observations":1,"sample_listings":3,"slug":"kelly-20-black-ostrich","status":"one_point","summary":"Birkin 20 Black Ostrich median first captured at $40,213 on 2026-09-30."},"license":"Public citation dataset. Attribute BirkinBagStock.com and verify merchant prices before purchase.","slug":"kelly-20-black-ostrich","source":"BirkinBagStock.com","title":"Kelly 20 Black Ostrich \u2014 Live Inventory Across Verified Resellers","url":"https://birkinbagstock.com/price-history/kelly-20-black-ostrich"}