Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
allentian K37 Black Smartwatch, Black
Available offers (2)
Current
Black
Newegg
€49.00
Available to order
Features
- 1.32-inch listed size
- Heart rate monitoring included
- GPS positioning function included
- Supports SMS and third-party messaging reminders
- Bluetooth 5.0
- Android/iOS compatibility
General specs
- Brand: allentian
- Model: K37
- Seller: Newegg
- ID: 9SIAEWSK9Y2670
- Brand: allentian
- Model Name: K37
- Listed size: 1.32 inch
- Part Number: C16101TUL=TBD0602798901A
- Product Type: smartwatch
- Bluetooth Version: Bluetooth 5.0
- Messaging reminders: Supports SMS and third-party messaging reminders
- Device Compatibility: Android/iOS compatibility
- Heart Rate Monitoring: Included
- GPS positioning function: Included
- First listed by seller: October 3, 2026
If you are interested in more details, you can find full information on the seller's page.
€49.00
Last price update: 10/3/26
Available to order
Shipping options
Delivery to 
United States
United States
Available
The K37 smartwatch has a listed size of 1.32 inch and includes heart rate monitoring and a GPS positioning function. It supports SMS and third-party messaging reminders, uses Bluetooth 5.0, and is compatible with Android and iOS.
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allentian K37 Black 1.32-inch listed size
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| Brand | allentian | allentian | allentian | allentian | allentian | allentian |
| Model | K37 | K63 | K63 | |||
| Price | €49.00 | €46.34 | €49.02 | €57.93 | €52.58 | €51.69 |
| Seller | Newegg | Newegg | Newegg | Newegg | Newegg | Newegg |
| Update | Oct 7, 2026 | Oct 7, 2026 | Oct 7, 2026 | Oct 7, 2026 | Oct 7, 2026 | Oct 7, 2026 |
| Model Name | K37 | K63 | K63 | |||
| Part Number | C16101TUL=TBD0602798901A | 1005006282030597black | 1005006154147518black | 1005006368046979Black | 1005005738974130black | 1005006282030597blackblackstrap |
| Product Type | smartwatch | Smart watch | Smartwatch, smartwatch | Smartwatch | GPS smartwatch | Smart watch |
| Heart Rate Monitoring | Included | Heart rate monitor is specified | Heart Rate | Supported | ||
| Compass | Included as a listed feature | Compass | Included | |||
| Display Type | AMOLED | AMOLED | AMOLED | |||
| Compatibility | Android / IOS | Android / IOS | Android / IOS | Android / iOS | ||
| Bluetooth Calling | Supported | Bluetooth call is specified | Bluetooth Call | Supported | ||
allentian K37 Black 1.32-inch listed size
€49.00
When this device makes sense
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