{"current_listings":[{"buy_url":"https://birkinbagstock.com/go/madison-avenue-H-C-250418-1","currency":"USD","detail_url":"https://birkinbagstock.com/listing/madison-avenue-H-C-250418-1","id":"madison-avenue-H-C-250418-1","merchant":"Madison Avenue Couture","price":39500,"title":"Hermes Constance 18 Bleu Saphir Matte Alligator Gold Hardware"},{"buy_url":"https://birkinbagstock.com/go/madison-avenue-H-C-250520-1-RT","currency":"USD","detail_url":"https://birkinbagstock.com/listing/madison-avenue-H-C-250520-1-RT","id":"madison-avenue-H-C-250520-1-RT","merchant":"Madison Avenue Couture","price":34500,"title":"Hermes Constance 18 Gris Perle Matte Alligator Palladium Hardware"},{"buy_url":"https://birkinbagstock.com/go/madison-avenue-H-C-250603-1-MS","currency":"USD","detail_url":"https://birkinbagstock.com/listing/madison-avenue-H-C-250603-1-MS","id":"madison-avenue-H-C-250603-1-MS","merchant":"Madison Avenue Couture","price":31500,"title":"Hermes Constance 18 Kraft Matte Alligator Palladium Hardware"},{"buy_url":"https://birkinbagstock.com/go/janefinds-10471147798831","currency":"USD","detail_url":"https://birkinbagstock.com/listing/janefinds-10471147798831","id":"janefinds-10471147798831","merchant":"JaneFinds","price":34950,"title":"Herm\u00e8s Constance 18 Rose Shocking Matte Alligator Palladium Hardware"},{"buy_url":"https://birkinbagstock.com/go/janefinds-10783607652655","currency":"USD","detail_url":"https://birkinbagstock.com/listing/janefinds-10783607652655","id":"janefinds-10783607652655","merchant":"JaneFinds","price":38950,"title":"Herm\u00e8s Constance 18 Graphite Matte Alligator Gold Hardware"},{"buy_url":"https://birkinbagstock.com/go/janefinds-16004824236335","currency":"USD","detail_url":"https://birkinbagstock.com/listing/janefinds-16004824236335","id":"janefinds-16004824236335","merchant":"JaneFinds","price":35000,"title":"Herm\u00e8s Constance 18 Noir Shiny Alligator Rose Gold Hardware"},{"buy_url":"https://birkinbagstock.com/go/bagista-SOR8018","currency":"USD","detail_url":"https://birkinbagstock.com/listing/bagista-SOR8018","id":"bagista-SOR8018","merchant":"Bagista","price":21999,"title":"Herm\u00e8s Constance 18 - Vert Rousseau Alligator Lisse | Gold Hardware"},{"buy_url":"https://birkinbagstock.com/go/prive-porter-7420835135554","currency":"USD","detail_url":"https://birkinbagstock.com/listing/prive-porter-7420835135554","id":"prive-porter-7420835135554","merchant":"Priv\u00e9 Porter","price":68000,"title":"Herm\u00e8s 18cm Constance Vert Emeraude Shiny Alligator Gold Hardware"}],"data_url":"https://birkinbagstock.com/data/price-history/constance-18-alligator.json","filters":{"leather":"Alligator","size":18,"sort":"newest","style":"constance"},"generated_at":"2026-09-04T08:46:27.545890+00:00","history":{"change":0,"change_label":"$0","change_pct":0.0,"current_listings":8,"data_url":"/data/price-history/constance-18-alligator.json","direction":"flat","events":[],"first_date":"2026-09-04","first_median_price":34975,"first_median_price_label":"$34,975","history":[{"date":"2026-09-04","day":"20260904","max_price":68000,"max_price_label":"$68,000","median_price":34975,"median_price_label":"$34,975","min_price":21999,"min_price_label":"$21,999","sample":8}],"history_url":"/price-history/constance-18-alligator","label":"Birkin 18 Alligator","last_date":"2026-09-04","last_median_price":34975,"last_median_price_label":"$34,975","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":8,"slug":"constance-18-alligator","status":"one_point","summary":"Birkin 18 Alligator median first captured at $34,975 on 2026-09-04."},"license":"Public citation dataset. Attribute BirkinBagStock.com and verify merchant prices before purchase.","slug":"constance-18-alligator","source":"BirkinBagStock.com","title":"Constance 18 Alligator \u2014 Live Inventory Across Verified Resellers","url":"https://birkinbagstock.com/price-history/constance-18-alligator"}