{"current_listings":[{"buy_url":"https://birkinbagstock.com/go/bagista-SOR8094","currency":"USD","detail_url":"https://birkinbagstock.com/listing/bagista-SOR8094","id":"bagista-SOR8094","merchant":"Bagista","price":10999,"title":"Herm\u00e8s Vintage Kelly 35 - Black Box Calf Retourne | Gold Hardware"}],"data_url":"https://birkinbagstock.com/data/price-history/kelly-35-black-box-calf.json","filters":{"color":"Black","leather":"Box Calf","size":35,"sort":"newest","style":"kelly"},"generated_at":"2026-09-04T06:54:11.454430+00:00","history":{"change":0,"change_label":"$0","change_pct":0.0,"current_listings":1,"data_url":"/data/price-history/kelly-35-black-box-calf.json","direction":"flat","events":[],"first_date":"2026-09-04","first_median_price":10999,"first_median_price_label":"$10,999","history":[{"date":"2026-09-04","day":"20260904","max_price":10999,"max_price_label":"$10,999","median_price":10999,"median_price_label":"$10,999","min_price":10999,"min_price_label":"$10,999","sample":1}],"history_url":"/price-history/kelly-35-black-box-calf","label":"Birkin 35 Black Box Calf","last_date":"2026-09-04","last_median_price":10999,"last_median_price_label":"$10,999","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":1,"slug":"kelly-35-black-box-calf","status":"one_point","summary":"Birkin 35 Black Box Calf median first captured at $10,999 on 2026-09-04."},"license":"Public citation dataset. Attribute BirkinBagStock.com and verify merchant prices before purchase.","slug":"kelly-35-black-box-calf","source":"BirkinBagStock.com","title":"Kelly 35 Black Box Calf \u2014 Live Inventory Across Verified Resellers","url":"https://birkinbagstock.com/price-history/kelly-35-black-box-calf"}