Oura Ring 4 Size 7 Silver Grade B Preowned

Meet the Oura Ring 4 in Silver, Size 7—a sleek, minimalist ring that quietly delivers powerful insights into your health. Crafted from premium materials with a polished silver finish, it tracks sleep, readiness, activity, heart rate, body temperature trends, and recovery with medical-grade accuracy, all without the bulk of a smartwatch. Lightweight, comfortable, and water-resistant, it blends seamlessly into everyday wear while the intuitive Oura app turns your data into clear, actionable guidance to help you sleep better, train smarter, and feel your best—day after day.