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Heritage - Black
$299 USD
In Stock
Heritage: a flat top design that flattens at the ring's surface
Black: a sleek, scratch-resistant black finish
Highlights
Scratch-Resistant
Diamond-like carbon coating (DLC)
Lightweight Titanium
Lighter than a conventional ring (4-6 grams)
Battery Life
Up to 7 days of battery life (full charge in 20-80 mins)
Water-Resistant
Water-resistant up to 100m (more than 328ft)
Free Charger
A charger built for your ring size
Free Sizing Kit
Find the size that best fits your finger of choice
Scratch-Resistant
Diamond-like carbon coating (DLC)
Lightweight Titanium
Lighter than a conventional ring (4-6 grams)
Battery Life
Up to 7 days of battery life (full charge in 20-80 mins)
Water-Resistant
Water-resistant up to 100m (more than 328ft)
Free Charger
A charger built for your ring size
Free Sizing Kit
Find the size that best fits your finger of choice
The App
Unrivaled Sleep Monitoring
See your sleep stages — REM, deep, light — and a personalized Sleep Score each morning. Discover your ideal bedtime.
Dynamic Activity Progress
Measure your steps, monitor your inactive time, and reach dynamic activity goals based on your readiness.
Daily Readiness Score
Find your balance between strain and recovery. Learn how your sleep, activity, and lifestyle choices affect your health each day with your personalized Readiness Score.
Long-Term Trends
View your daily, weekly, and monthly trends to get a more in-depth look at how your choices and environment affect your body.
Connectivity
Bluetooth Low-Energy Smart with Oura’s unique Airplane Mode that helps you control the transmission between your ring and phone.
Oura on the web
Get a more detailed view of your data with Oura's web experience. See advanced charts and download your data for a deeper analysis.
Compatibility
The Oura app is free for both iOS and Android. Your app is also compatible with Apple Health and Google Fit.
The Ring
Components & Sensors
Inside your ring lies infrared LED sensors, a NTC body temperature sensor, a 3D accelerometer, and a gyroscope.
Memory
Your Oura Ring stores up to 6 weeks of data between syncs to ensure that walk or that good night’s sleep get accounted for.
Weight & Dimension
Lighter than a conventional ring, Oura weighs in at only 4 to 6 grams (depending on ring size) with a width of 7.9mm and a thickness of 2.55mm.
Battery & Power
Your ring has a battery life of up to 1 week, and gets a full charge in 20-80 minutes.
Durable & Water-Resistant
Scratch resistant, durable titanium with a diamond-like carbon coating. Water resistant up to 100m - the perfect balance of durability and comfort.

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