51% OFF – Oura Ring 4 – Sleep, Activity, Women’s Health & Heart Rate Tracker June 23, 2026 by Deal Mama Leave a Comment 🔥 51% OFF Prime Day Deal! Oura Ring 4 – Sleep, Activity, Women’s Health & Heart Rate Tracker 💰 Sale Price: $246.05 (was $499.00) 👉 GET THIS DEAL ON AMAZON *Amazon Prime membership required.