Oura Ring Gen3 Heritage Smart Ring, Size 12, Black

The Oura Ring Gen3 Heritage is a stylish, durable smart ring that provides accurate, personalized daily health insights. It tracks sleep, activity, recovery, and stress using advanced sensor technology, featuring a battery life of up to 7 days and water resistance up to 100 meters.

Oura is the creator of the revolutionary smart ring – the Oura Ring – and the world-class personal health app, the Oura App. Together, the Oura Ring and Oura App provide members with accurate and personalized daily health insights and guidance. The Oura Ring is stylish, precise, and comfortable – it tracks your sleep, activity, recovery, and much more using advanced sensor technology, with a battery life of up to 7 days.

The Oura Ring is precisely designed for accuracy, providing the most accurate heart rate measurement and making your health data and insights more personal than ever. Its research-grade sensors accurately track over 30 biometrics, ensuring comprehensive monitoring of your well-being.

Crafted from durable titanium with a PVD coating, every Oura Ring Gen3 is allergy-friendly and lighter than an average wedding band. Its water resistance up to 100 meters makes it suitable for wear anywhere, from workouts to evening outings, tracking your health unobtrusively, comfortably, and accurately.

This revolutionary smart ring offers in-depth analyses of your sleep stages, blood oxygen saturation, HRV, and overnight heart rate, helping you improve habits and feel better. It also tracks daily activity, steps, calories burned, and workouts, aiding in balancing movement and recovery.

Oura provides readiness scores based on over 30 body signals, including temperature trends, heart rate, HRV, and sleep, to guide you on when to push or rest. It also helps identify stress signs, understand body responses, and offers insights for self-care and recovery from long-term stressors.

For women’s health, Oura helps understand how the menstrual cycle impacts mood, sleep, and activity, enabling informed decisions about overall wellness and predicting periods up to 30 days in advance. It further tracks daily heart rate and HRV to assess cardiovascular age and capacity, and monitors temperature and heart rate changes for early illness detection.

• High-quality materials: Durable titanium, PVD coating, allergy-friendly

• Battery life: Up to 7 days

• Charging time: Full charge in 20–80 minutes

• Water resistance: Up to 100 meters (328 feet)

• Ring width: 7.9 mm

• Ring thickness (Heritage): ~2.7 mm

• Ring weight: 4–6 grams (depending on ring size)

• Compatibility: Oura app available in English, Finnish, Japanese, German, French, Spanish, and Italian

• System support: Metric and imperial systems

• Connections: Bluetooth Low-Energy (Bluetooth Smart®)

• Safety: EMF-safe, airplane mode, FCC certified

• Tracking: Sleep stages, blood oxygen saturation, HRV, overnight heart rate

• Tracking: Daily activity, steps, calories burned, workouts

• Tracking: Readiness scores (over 30 body signals)

• Tracking: Stress identification and recovery insights

• Tracking: Menstrual cycle impact and period prediction

• Tracking: Daily heart rate, HRV, cardiovascular age and capacity

• Tracking: Early illness detection (temperature and heart rate changes)

• Design: Seamless

• Ring size: 12