{"current_listings":[{"buy_url":"https://birkinbagstock.com/go/madison-avenue-H-C-260422-1-JY","currency":"USD","detail_url":"https://birkinbagstock.com/listing/madison-avenue-H-C-260422-1-JY","id":"madison-avenue-H-C-260422-1-JY","merchant":"Madison Avenue Couture","price":19500,"title":"Hermes Constance 18 Gold Epsom Gold Hardware"},{"buy_url":"https://birkinbagstock.com/go/janefinds-8387383099695","currency":"USD","detail_url":"https://birkinbagstock.com/listing/janefinds-8387383099695","id":"janefinds-8387383099695","merchant":"JaneFinds","price":55000,"title":"Herm\u00e8s Constance 18 Gold Metallic Chevre Gold Hardware"},{"buy_url":"https://birkinbagstock.com/go/janefinds-9737059991855","currency":"USD","detail_url":"https://birkinbagstock.com/listing/janefinds-9737059991855","id":"janefinds-9737059991855","merchant":"JaneFinds","price":16500,"title":"Herm\u00e8s Constance 18 Mini III Mirror Bag Gold Epsom with Palladium Hardware"},{"buy_url":"https://birkinbagstock.com/go/prive-porter-7420810559554","currency":"USD","detail_url":"https://birkinbagstock.com/listing/prive-porter-7420810559554","id":"prive-porter-7420810559554","merchant":"Priv\u00e9 Porter","price":24000,"title":"Herm\u00e8s 18cm Constance Gold Epsom Leather Gold Hardware"}],"data_url":"https://birkinbagstock.com/data/price-history/constance-18-gold.json","filters":{"color":"Gold","size":18,"sort":"newest","style":"constance"},"generated_at":"2026-09-04T06:43:22.550310+00:00","history":{"change":0,"change_label":"$0","change_pct":0.0,"current_listings":4,"data_url":"/data/price-history/constance-18-gold.json","direction":"flat","events":[],"first_date":"2026-09-04","first_median_price":21750,"first_median_price_label":"$21,750","history":[{"date":"2026-09-04","day":"20260904","max_price":55000,"max_price_label":"$55,000","median_price":21750,"median_price_label":"$21,750","min_price":16500,"min_price_label":"$16,500","sample":4}],"history_url":"/price-history/constance-18-gold","label":"Birkin 18 Gold","last_date":"2026-09-04","last_median_price":21750,"last_median_price_label":"$21,750","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":"constance-18-gold","status":"one_point","summary":"Birkin 18 Gold median first captured at $21,750 on 2026-09-04."},"license":"Public citation dataset. Attribute BirkinBagStock.com and verify merchant prices before purchase.","slug":"constance-18-gold","source":"BirkinBagStock.com","title":"Constance 18 Gold \u2014 Live Inventory Across Verified Resellers","url":"https://birkinbagstock.com/price-history/constance-18-gold"}