{"data_url":"https://birkinbagstock.com/data/listing-price-history/luxury-promise-SYCY2912.json","generated_at":"2026-06-19T11:24:00.600298+00:00","license":"Public citation dataset. Attribute BirkinBagStock.com and verify merchant prices before purchase.","listing":{"buy_url":"https://birkinbagstock.com/go/luxury-promise-SYCY2912","color":"Black","condition":"Pre-owned","currency":"USD","detail_url":"https://birkinbagstock.com/listing/luxury-promise-SYCY2912","hardware":"Gold","id":"luxury-promise-SYCY2912","leather":null,"merchant":"Luxury Promise","price":18800,"size":30,"title":"Hermes Birkin 30 Sellier Black GHW #Y SYCY2912"},"price_history":{"change":0,"change_label":"$0","change_pct":0.0,"data_url":"/data/listing-price-history/luxury-promise-SYCY2912.json","direction":"flat","events":[],"first_date":"2026-06-19","first_price":18800,"first_price_label":"$18,800","history":[{"date":"2026-06-19","day":"20260619","price":18800,"price_label":"$18,800"}],"label":"Hermes Birkin 30 Sellier Black GHW #Y SYCY2912","largest_drop":null,"largest_increase":null,"last_date":"2026-06-19","last_price":18800,"last_price_label":"$18,800","listing_id":"luxury-promise-SYCY2912","observations":1,"status":"one_point","summary":"First captured at $18,800 on 2026-06-19."},"source":"BirkinBagStock.com","url":"https://birkinbagstock.com/listing/luxury-promise-SYCY2912"}