{"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":"2026-09-18T08:30:05+00:00","price":"259.00","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0DG2S1KNP?maas=maas_adg_api_583074342184384210_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=8ffdbc0e908ab4fbe3e26f865da59eab&aa_adgroupid=e650e4dbe4070d4f2f220c20c23d7998_PBSEP_!!!affid!!!_118045_&aa_creativeid=5761Zq_agJq9e0_akkvf_a12FAXT5vCzx5YvlittXsgNZtd3uw_c"}],"product":{"brand":"RingConn-UK","evidence_url":"https://www.mainbuyer.com/evidence/products/ringconn-gen-2-world-s-first-smart-ring-with-sleep-apnea-monitoring-b0dg2s1knp/prices","gtin":null,"id":13444,"model_number":null,"name":"RingConn Gen 2, World\u00e2??s First Smart Ring with Sleep Apnea Monitoring","product_url":"https://www.mainbuyer.com/product/ringconn-gen-2-world-s-first-smart-ring-with-sleep-apnea-monitoring-b0dg2s1knp","urn":"MB-AWIN-GB-B0DG2S1KNP"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"259.00","historical_low":"259.00","last_observed_at":"2026-09-18T08:30:05+00:00","low_30d":"259.00","low_90d":"259.00","median_price":"259.00","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-18T08:30:05+00:00"}}