{"listing": {"id": "h_15449078595967", "title": "Watch Collectors UK Bvlgari Serpenti Tubogas | REF. BB 19 1T | Triple Coil | 18k Yellow Gold | 19mm | 2000's", "brand": "Watch Collectors UK", "model": "Bvlgari Serpenti Tubogas | REF. BB 19 1T | Triple Coil | 18k Yellow Gold | 19mm | 2000's", "reference": "2000", "price_usd": 18950.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "18k Yellow Gold", "case_size_mm": 19.0, "movement": "Automatic", "complications": [], "merchant_slug": "watch-collectors-uk", "merchant_name": "Watch Collectors UK", "image_url": "https://cdn.shopify.com/s/files/1/0628/2218/7234/files/BvlgariSerpenti18KYellowGold.jpg?v=1765794993", "detail_url": "https://mostexpensivewatches.net/listing/h_15449078595967", "buy_url": "https://mostexpensivewatches.net/out/h_15449078595967", "available": false}, "lang": "en", "url": "https://mostexpensivewatches.net/listing/h_15449078595967", "alternatives_url": "https://mostexpensivewatches.net/api/v1/listing/h_15449078595967/alternatives", "lower_priced": [{"id": "h_15070494556543", "title": "Watch Collectors UK Vacheron Constantin Ladies Watch | Silvered Dial | Diamond Bezel & Bracelet | 22.5mm | 18k Yellow Gold | 2000's", "brand": "Watch Collectors UK", "model": "Vacheron Constantin Ladies Watch | Silvered Dial | Diamond Bezel & Bracelet | 22.5mm | 18k Yellow Gold | 2000's", "reference": "2000", "price_usd": 8500.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "18k Yellow Gold", "case_size_mm": 22.5, "movement": "Automatic", "complications": [], "merchant_slug": "watch-collectors-uk", "merchant_name": "Watch Collectors UK", "image_url": "https://cdn.shopify.com/s/files/1/0628/2218/7234/files/VacheronConstantin18KYellowGold_4cc0d8a6-2d5c-469e-b555-ed9bb3549700.jpg?v=1746877654", "detail_url": "https://mostexpensivewatches.net/listing/h_15070494556543", "buy_url": "https://mostexpensivewatches.net/out/h_15070494556543", "available": true}], "similar_listings": [], "cohort": {"count": 2, "median": 13725.0, "low": 8500.0, "high": 18950.0, "brands": 1, "merchants": 1, "listing_price": 18950.0, "position": "highest", "delta_vs_median_pct": 38.1}}