Oura - Ring Gen3 - Horizon - Size Before You Buy - Size 9 - Stealth - (2021)
Price range: $138.99
Brand: Oura
Category: Smartwatch
A Oura smartwatch with Apple iOS.
PQS: 55 (computed 2026-03-14 07:05:05.282182+00:00)
GTIN-14: 06430060151888
Key specs
A human-friendly subset of specs (non-null)
Compatibility
Apple iOS
Dimensions
0.9 x 0.9 x ? in
Offers
| Retailer | SKU | Price | Stock | Offer | Last seen |
|---|---|---|---|---|---|
| Best Buy | 6540324 | 138.99 USD | Out of stock | View offer → | 2026-03-13 03:07:18.305618+00:00 |
Recent price history (50)
| Retailer | Price | Stock | Seen at |
|---|---|---|---|
| bestbuy | 138.99 USD | Out of stock | 2026-03-13 03:07:18.305618+00:00 |
Full specs
Show full spec table
| Reconciled at | 2026-03-13 07:07:11.284742+00:00 |
|---|
Canonical JSON (expand)
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Debug data (expand)
| Raw title | Oura - Ring Gen3 - Horizon - Size Before You Buy - Size 9 - Stealth - (2021) |
|---|---|
| Raw brand | Oura |
| Raw category | Best Buy > Wearable Technology > Smart Rings |
Canonical highlights (non-null)
| core.title | Oura - Ring Gen3 - Horizon - Size Before You Buy - Size 9 - Stealth - (2021) |
|---|---|
| core.seo_title | Oura JZ90-51385-09 (2021) |
| brand | Oura |
| model | JZ90-51385-09 |
| gtin14 | 06430060151888 |
| images[0] | https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/6540/6540324_sd.jpg |
| release.year | 2021 |
| storage.form_factor | Ring |
| category | smartwatch |
| physical.width_in | 0.9 |
| physical.height_in | 0.9 |
| physical.weight_kg | 0.09 |
| physical.dimensions_in | 0.9 x 0.9 x ? in |
| warranty.labor | 1 Year |
| warranty.parts | 1 Year |
| schema_version | 1 |
BestBuy raw specs (pretty)
Expand BestBuy raw JSON
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"feature": "Oura Membership\nFirst month of membership is on us with your purchase, $5.99/mo plus tax afterwards. Offer available to new members only. Membership is tied to your account accessible via the Oura App, not your physical ring."
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{
"feature": "Size Before You Buy\nOrder an Oura Ring Gen3 Sizing Kit to find your optimal size, then return to BestBuy.con to buy your Oura Ring Gen3."
},
{
"feature": "Sleep Score\nYour Sleep Score answers, \"how well did you sleep last night?\", based on data points including: total sleep, how much time you spent in each sleep stage, HRV, and more."
},
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"feature": "Readiness Score\nReadiness is a holistic picture of your health — taking into account your recent activity, sleep patterns, and key biometric signals."
},
{
"feature": "Activity Score\nYour Activity Score is comprised of three core pillars — inactivity, activity level, and recovery."
},
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"feature": "Stress\nOura will help you identify signs of stress and how well your body handles it. You’ll know when you need to incorporate more self-care practices and how to recover from long-term stressors."
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"feature": "HSA/FSA Compatibility\nYou may be eligible for reimbursement on your Oura Ring purchase. You can submit your Best Buy confirmation email to your FSA or HSA provider as proof of purchase."
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"feature": "24/7 Heart Rate\nLearn how your body responds to your daily habits and choices by following your heart rate from morning to night."
},
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"feature": "Automatic Activity Detection\nYou no longer need to manually start an activity. Whether you're running a marathon or running an errand, Oura automatically detects over 30 activities for you and delivers insights afterwards."
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"feature": "Activity Levels\nStep count, calories burned, inactive times, training frequency, training volume, and more."
},
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"feature": "Activity Goals\nPersonalize goal types and baseline goal numbers in the Oura App. Activity Goals in Oura are still dynamic, which means that activity goals are increased on high readiness days and decreased on low readiness days."
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"feature": "Workout Heart Rate & Insights\nTrack your HR during your workouts, and receive post-workout insights that include key HR stats, route, distance, pace, and HR recovery."
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"feature": "Circles\nCircles is a new way to connect, share, and care for each other. It’s a customizable, opt-in experience that allows Oura Members to easily share their scores with their community, send reactions, and check in on each other."
},
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"feature": "Blood Oxygen Sensing (SpO2)\nBy detecting your blood oxygen levels at night, Oura can tell if you're experiencing any breathing disturbances."
},
{
"feature": "Period Prediction\nTrack the changes in your body throughout your cycle and predict your period up to 30 days in advance."
},
{
"feature": "Guided Audio Sessions\nSee how your body signals respond to over 50 audio sessions for meditation, sleep, focus, and recovery."
},
{
"feature": "Restorative Time\nTrack physical and mental recovery by understanding how much time you spend in a relaxed state each day."
},
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"feature": "Rest Mode\nRest Mode is activated when Oura detects that you're tired, unwell, or under stress. Your daily goals will be adjusted so you can put rest and recovery first."
},
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"feature": "App Compatibility\nAutomatically sync your health and workout data from your favorite apps through Apple Health, Google Fit, Health Connect, Strava, and Natural Cycles."
},
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"feature": "iPhone and Apple Watch Compatibility\nGet your Oura data at a glance from your iPhone or Apple Watch with iOS widgets and Apple Watch complications. You can also access a companion version of the Oura App on your Apple Watch."
},
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"feature": "Automatic Nap Detection\nOura automatically records your naps and adjusts your daily scores."
},
{
"feature": "Recovery Time\nRecovery time tracks the number of easy days you've had during the week so you can allow your body to rest and recover."
},
{
"feature": "Calorie Opt-out\nOura lets you opt out of calories (if desired) so that activity features better fit your lifestyle."
},
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"feature": "Language Availability\niOS and Android apps available in English, Finnish, Japanese, German, French, Spanish, and Italian. Supports metric and imperial units of measurement."
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"longDescription": "The Oura Ring Gen3 and the Oura Membership ($5.99/mo plus tax) work hand-in-hand to help you feel your best. Monitor your sleep, activity levels, temperature, stress, heart rate, and more with the most trusted Smart Ring. Whether you’re focusing on your fitness or want to improve your sleep, Oura helps you take control of your health — in style.",
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Newegg raw specs
No Newegg raw specs saved for this product yet.