{"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":"2026-10-14T03:09:50+00:00","price":"220.15","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0DG2VWQ2P?maas=maas_adg_api_583074342184384210_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=8ffdbc0e908ab4fbe3e26f865da59eab&aa_adgroupid=4a2c03af50bee039c90ae1ec645f4c55_PBSEP_!!!affid!!!_118045_&aa_creativeid=55eaQ5AqdiL0F6vqklk_b9ALKVlV4ojYd2pskwowAwUF2ymA_c"}],"product":{"brand":"RingConn-UK","evidence_url":"https://mainbuyer.com/evidence/products/ringconn-gen-2-world-s-first-smart-ring-with-sleep-apnea-monitoring-b0dg2vwq2p/prices","gtin":null,"id":18257,"model_number":null,"name":"RingConn Gen 2, World\u00e2??s First Smart Ring with Sleep Apnea Monitoring","product_url":"https://mainbuyer.com/product/ringconn-gen-2-world-s-first-smart-ring-with-sleep-apnea-monitoring-b0dg2vwq2p","urn":"MB-AWIN-GB-B0DG2VWQ2P"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"220.15","historical_low":"220.15","last_observed_at":"2026-10-14T03:09:50+00:00","low_30d":"220.15","low_90d":"220.15","median_price":"220.15","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-10-14T03:09:50+00:00"}}