{"dataset":"MainBuyer UK price observations","market":"GB","market_name":"United Kingdom","methodology":"Each observation is stored only when MainBuyer has a timestamped checked retailer offer. Missing days are not interpolated or invented. Historical low, high and median figures use recorded in-stock observations only.","observations":[{"currency":"GBP","in_stock":true,"observed_at":"2026-10-17T03:09:47+00:00","price":"19.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0CFXXHD11?maas=maas_adg_api_591219144452308049_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=27ddef26812f70e56cdc1c78cf939272&aa_adgroupid=9de88268a9767bc8317da00f7b861c77_PBSEP_!!!affid!!!_118045_&aa_creativeid=4206ni9AZ1Wj6JvjrCpJGaxdV843wy9kdE9voGVkh5S4Ypo_c"}],"product":{"brand":"PROSTEEL-UK","evidence_url":"https://mainbuyer.com/evidence/products/prosteel-black-cord-necklace-men-s-personalised-leather-necklace-with-clasp-b0cfxxhd11/prices","gtin":null,"id":18610,"model_number":null,"name":"PROSTEEL Black Cord Necklace Men\u00e2??s Personalised Leather Necklace with Clasp","product_url":"https://mainbuyer.com/product/prosteel-black-cord-necklace-men-s-personalised-leather-necklace-with-clasp-b0cfxxhd11","urn":"MB-AWIN-GB-B0CFXXHD11"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"19.99","historical_low":"19.99","last_observed_at":"2026-10-17T03:09:47+00:00","low_30d":"19.99","low_90d":"19.99","median_price":"19.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-10-17T03:09:47+00:00"}}