{"current_listings":[{"buy_url":"https://birkinbagstock.com/go/collector-square-430157","currency":"USD","detail_url":"https://birkinbagstock.com/listing/collector-square-430157","id":"collector-square-430157","merchant":"Collector Square","price":13385,"title":"Herm\u00e8s Kelly 35 cm handbag in Bleu Marine box leather"},{"buy_url":"https://birkinbagstock.com/go/collector-square-432027","currency":"USD","detail_url":"https://birkinbagstock.com/listing/collector-square-432027","id":"collector-square-432027","merchant":"Collector Square","price":16448,"title":"Herm\u00e8s Kelly 28 cm handbag in Bleu Marine box leather"},{"buy_url":"https://birkinbagstock.com/go/collector-square-428103","currency":"USD","detail_url":"https://birkinbagstock.com/listing/collector-square-428103","id":"collector-square-428103","merchant":"Collector Square","price":11911,"title":"Herm\u00e8s Kelly 35 cm handbag in Bleu Marine box leather"},{"buy_url":"https://birkinbagstock.com/go/prive-porter-8267713249346","currency":"USD","detail_url":"https://birkinbagstock.com/listing/prive-porter-8267713249346","id":"prive-porter-8267713249346","merchant":"Priv\u00e9 Porter","price":36000,"title":"Herm\u00e8s 35cm Kelly Lakis Bleu Marine Toile/Box Calf Leather Palladium Hardware"}],"data_url":"https://birkinbagstock.com/data/price-history/bleu-marine-box-calf-kelly.json","filters":{"color":"Bleu Marine","leather":"Box Calf","sort":"newest","style":"kelly"},"generated_at":"2026-09-30T08:55:22.778036+00:00","history":{"change":0,"change_label":"$0","change_pct":0.0,"current_listings":4,"data_url":"/data/price-history/bleu-marine-box-calf-kelly.json","direction":"flat","events":[],"first_date":"2026-09-30","first_median_price":14916,"first_median_price_label":"$14,916","history":[{"date":"2026-09-30","day":"20260930","max_price":36000,"max_price_label":"$36,000","median_price":14916,"median_price_label":"$14,916","min_price":11911,"min_price_label":"$11,911","sample":4}],"history_url":"/price-history/bleu-marine-box-calf-kelly","label":"Birkin Bleu Marine Box Calf","last_date":"2026-09-30","last_median_price":14916,"last_median_price_label":"$14,916","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":"bleu-marine-box-calf-kelly","status":"one_point","summary":"Birkin Bleu Marine Box Calf median first captured at $14,916 on 2026-09-30."},"license":"Public citation dataset. Attribute BirkinBagStock.com and verify merchant prices before purchase.","slug":"bleu-marine-box-calf-kelly","source":"BirkinBagStock.com","title":"Kelly Bleu Marine Box Calf \u2014 Live Inventory Across Verified Resellers","url":"https://birkinbagstock.com/price-history/bleu-marine-box-calf-kelly"}