{"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":"2026-09-17T12:27:31+00:00","price":"16.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0761JDQSN?maas=maas_adg_api_591219144452308049_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=27ddef26812f70e56cdc1c78cf939272&aa_adgroupid=1c4e39992a60d386ca1f9f9be829f682_PBSEP_!!!affid!!!_118045_&aa_creativeid=8739rr2aQnQTDUnWMg047Cc2XvzK7wpE6sz2Ec_b4R5ogiYw_c"}],"product":{"brand":"PROSTEEL-UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/prosteel-mens-necklace-chain-stylish-flat-box-chain-link-black-silver-gold-plated-hypoallergenic-316l-stainless-steel-jewellery-with-gift-box-b0761jdqsn/prices","gtin":null,"id":7679,"model_number":null,"name":"PROSTEEL Mens Necklace Chain Stylish Flat Box Chain Link Black/Silver/Gold Plated, Hypoallergenic 316L Stainless Steel Jewellery (with Gift Box)","product_url":"https://mail.mainbuyer.com/product/prosteel-mens-necklace-chain-stylish-flat-box-chain-link-black-silver-gold-plated-hypoallergenic-316l-stainless-steel-jewellery-with-gift-box-b0761jdqsn","urn":"MB-AWIN-GB-B0761JDQSN"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"16.99","historical_low":"16.99","last_observed_at":"2026-09-17T12:27:31+00:00","low_30d":"16.99","low_90d":"16.99","median_price":"16.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:27:31+00:00"}}