{"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":"2026-09-17T12:29:11+00:00","price":"7.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0CN38K97T?maas=maas_adg_api_591219144452308049_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB27ddef26812f70e56cdc1c78cf939272&aa_adgroupid=348aa26e887f91736cf20308ef7f99f0_PBSEP_!!!affid!!!_118045_&aa_creativeid=2c55z29z86FaxLLhhR8_aFM9s_bFgP1mhbtyI4gTuUyTfmlpw_c"}],"product":{"brand":"PROSTEEL-UK","evidence_url":"https://www.mainbuyer.com/evidence/products/prosilver-women-heart-ring-925-sterling-silver-birthstone-rings-send-gift-box-b0cn38k97t/prices","gtin":null,"id":10738,"model_number":null,"name":"PROSILVER Women Heart Ring, 925 Sterling Silver Birthstone Rings-Send Gift Box","product_url":"https://www.mainbuyer.com/product/prosilver-women-heart-ring-925-sterling-silver-birthstone-rings-send-gift-box-b0cn38k97t","urn":"MB-AWIN-GB-B0CN38K97T"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"7.99","historical_low":"7.99","last_observed_at":"2026-09-17T12:29:11+00:00","low_30d":"7.99","low_90d":"7.99","median_price":"7.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:29:11+00:00"}}