{"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":"2026-09-17T12:26:09+00:00","price":"27.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0BLN9RL5H?maas=maas_adg_api_591219144452308049_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=27ddef26812f70e56cdc1c78cf939272&aa_adgroupid=59712458904deaceb556c1e38109d4c3_PBSEP_!!!affid!!!_118045_&aa_creativeid=73d7NVlg6se3Z_bzr6uENaM9o2NkKRqlgjgb6dMkYcOOKz_bI_c"}],"product":{"brand":"PROSTEEL-UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/prosilver-adjustable-925-sterling-silver-ring-for-women-heart-solitaire-cubic-zirconia-birthstone-open-thumb-rings-celtic-jewellery-for-ladies-girls-b0bln9rl5h/prices","gtin":null,"id":5428,"model_number":null,"name":"PROSILVER Adjustable 925 Sterling Silver Ring for Women Heart Solitaire Cubic Zirconia Birthstone Open Thumb Rings, Celtic Jewellery for Ladies Girls","product_url":"https://mail.mainbuyer.com/product/prosilver-adjustable-925-sterling-silver-ring-for-women-heart-solitaire-cubic-zirconia-birthstone-open-thumb-rings-celtic-jewellery-for-ladies-girls-b0bln9rl5h","urn":"MB-AWIN-GB-B0BLN9RL5H"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"27.99","historical_low":"27.99","last_observed_at":"2026-09-17T12:26:09+00:00","low_30d":"27.99","low_90d":"27.99","median_price":"27.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:26:09+00:00"}}