{"current_listings":[{"buy_url":"https://birkinbagstock.com/go/madison-avenue-H-K-260727-1-AS","currency":"USD","detail_url":"https://birkinbagstock.com/listing/madison-avenue-H-K-260727-1-AS","id":"madison-avenue-H-K-260727-1-AS","merchant":"Madison Avenue Couture","price":27500,"title":"Hermes Kelly Sellier 28 Etain Epsom Palladium Hardware"},{"buy_url":"https://birkinbagstock.com/go/lux-addicts-9168457302172","currency":"USD","detail_url":"https://birkinbagstock.com/listing/lux-addicts-9168457302172","id":"lux-addicts-9168457302172","merchant":"Lux Addicts","price":18495,"title":"Hermes Kelly 28 Sellier Etain Gray Epsom Leather Palladium Hardware RARE"},{"buy_url":"https://birkinbagstock.com/go/prive-porter-39741328031810","currency":"USD","detail_url":"https://birkinbagstock.com/listing/prive-porter-39741328031810","id":"prive-porter-39741328031810","merchant":"Priv\u00e9 Porter","price":36000,"title":"Herm\u00e8s 28cm Kelly Retourne Gris Etain Togo Leather Gold Hardware"},{"buy_url":"https://birkinbagstock.com/go/prive-porter-39738815709250","currency":"USD","detail_url":"https://birkinbagstock.com/listing/prive-porter-39738815709250","id":"prive-porter-39738815709250","merchant":"Priv\u00e9 Porter","price":36000,"title":"Herm\u00e8s 28cm Kelly Retourne Gris Etain Togo Leather Gold Hardware"}],"data_url":"https://birkinbagstock.com/data/price-history/kelly-28-etain.json","filters":{"color":"Etain","size":28,"sort":"newest","style":"kelly"},"generated_at":"2026-09-04T06:50:07.154445+00:00","history":{"change":0,"change_label":"$0","change_pct":0.0,"current_listings":4,"data_url":"/data/price-history/kelly-28-etain.json","direction":"flat","events":[],"first_date":"2026-09-04","first_median_price":31750,"first_median_price_label":"$31,750","history":[{"date":"2026-09-04","day":"20260904","max_price":36000,"max_price_label":"$36,000","median_price":31750,"median_price_label":"$31,750","min_price":18495,"min_price_label":"$18,495","sample":4}],"history_url":"/price-history/kelly-28-etain","label":"Birkin 28 Etain","last_date":"2026-09-04","last_median_price":31750,"last_median_price_label":"$31,750","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":4,"slug":"kelly-28-etain","status":"one_point","summary":"Birkin 28 Etain median first captured at $31,750 on 2026-09-04."},"license":"Public citation dataset. Attribute BirkinBagStock.com and verify merchant prices before purchase.","slug":"kelly-28-etain","source":"BirkinBagStock.com","title":"Kelly 28 Etain \u2014 Live Inventory Across Verified Resellers","url":"https://birkinbagstock.com/price-history/kelly-28-etain"}