{"item_id":21099,"name":"Opal amulet (u)","url":"https://runescapetrader.com/item/21099","unit":"GP","buy_limit":10000,"prices":{"instant_buy":{"gp":519,"observed_at":"2026-09-11T00:08:15Z","age_seconds":82039,"status":"stale"},"instant_sell":{"gp":65,"observed_at":"2026-09-11T10:30:20Z","age_seconds":44714,"status":"stale"}},"market_data_updated_at":"2026-09-11T22:55:11Z","source":{"name":"OSRS Wiki real-time prices","url":"https://oldschool.runescape.wiki/w/RuneScape:Real-time_Prices"}}