{"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":"2026-09-17T12:30:40+00:00","price":"18.69","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0GYWBQL4Y?maas=maas_adg_api_591219144452308049_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB27ddef26812f70e56cdc1c78cf939272&aa_adgroupid=acd826111442f9ae924739a303bf4664_PBSEP_!!!affid!!!_118045_&aa_creativeid=79d3c_brJ_avu8Xvb9LUsBrVRH5eNIzb7YknGhYYaWGYgyCc4_c"}],"product":{"brand":"PROSTEEL-UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/prosteel-cross-necklace-men-stainless-steel-cross-pendant-for-men-teens-b0gywbql4y/prices","gtin":null,"id":13059,"model_number":null,"name":"PROSTEEL Cross Necklace Men - Stainless Steel Cross Pendant for Men Teens","product_url":"https://mail.mainbuyer.com/product/prosteel-cross-necklace-men-stainless-steel-cross-pendant-for-men-teens-b0gywbql4y","urn":"MB-AWIN-GB-B0GYWBQL4Y"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"18.69","historical_low":"18.69","last_observed_at":"2026-09-17T12:30:40+00:00","low_30d":"18.69","low_90d":"18.69","median_price":"18.69","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:30:40+00:00"}}