Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
ZIRCON R12 Smart Ring: Heart rate monitor
If you are interested in more details, you can find full information on the seller's page.
$19.03
Last price update: 11/9/26
Available to order
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Delivery to 
France
France
Available
Product details
Features
- Blood oxygen monitor
- Sleep monitor
- Multiple sports modes
- Pedometer
- Calorie record
- Heart rate monitor
A smart ring with heart rate, blood oxygen, and sleep monitoring, multiple sports modes, step counting, and calorie recording.
General specs
- Brand: ZIRCON
- Model: R12
- Seller: AliExpress
- ID: 1005013293097516
- Brand: Zircon
- Model Name: R12
- Product Type: Smart ring
- Sports Modes: Multiple sports modes
- Step Counting: Pedometer
- Sleep Monitoring: Sleep Monitor
- Calorie recording: Calorie record
- Heart Rate Monitoring: Heart rate monitor
- Blood Oxygen Monitoring: Blood oxygen monitor
- First listed by seller: October 7, 2026
Price History for seller AliExpress
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| Brand | ZIRCON | Ola Esporte | ZBNMY | BENIO | GJKQRJ | Nyweey |
| Model | R12 | SY16 | Gen4 | 7 | ||
| Color |
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| Rating |
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| Price | $19.03 | $19.98 | $99.00 | $45.99 | $59.98 | $59.98 |
| Seller | AliExpress | AliExpress | Retailer | Retailer | Retailer | Retailer |
| Update | Nov 14, 2026 | Nov 14, 2026 | May 29, 2026 | Apr 27, 2026 | May 20, 2026 | Apr 29, 2026 |
| Step Counting | Pedometer | Yes | Yes | |||
| Sleep Monitoring | Sleep Monitor | Yes | Yes | |||
| Size | 7 | 9 | 7# | |||
| Compatibility | iOS, Android | iOS, Android | iOS, Android | |||
| Waterproof Rating | IP68 | IP68 | IP68 | |||
ZIRCON R12 Heart rate monitor
$19.03
We may earn a commission
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