Device Selection Guide
Make an informed decision between LTE smartwatches and compact smartphone setups, recognizing trade-offs in battery life, app compatibility, and audio quality.
U17 Ultra-thin Curved Screen Sports Smart Watch
Meet the Ultra-thin Curved Screen Sports Smart Watch—your new fitness buddy and tech sidekick rolled into one. It's not just a watch; it's like having a mini command center on your wrist. With its 1.85-inch AMOLED curved screen (that's 390x450 pixels of pure eye candy), every notification and fitness stat pops like never before. And thanks to Bluetooth 5.0, it sticks to your smartphone like glue, whether you're taking calls or flipping through your playlist.
Worried about your health? This watch has got your back—literally. It keeps tabs on your heart rate, blood pressure, blood sugar, and blood oxygen levels (because who has time for a doctor's visit?). Plus, it's IP68 waterproof, so go ahead, take it for a swim. It won't complain. And with multiple sports modes, it's like having a personal trainer that fits on your wrist (minus the yelling).
But wait, there's more! Control your music, snap photos from afar, and even pay for your coffee with Bluetooth music control, remote control photography, and WeChat/Alipay payment function. And with a 230mAh battery that lasts up to 7 days (or 15 if you're just showing off), you'll forget what charging even means.
Features
- Bluetooth 5.0
- IP68 waterproof
- Heart rate monitoring
- Blood oxygen monitoring
- 1.85-inch AMOLED curved screen
General specs
- Model: U17
- Seller: Sunsky
- ID: 3844585
- Memory: 256KB+128MB
- Screen: 1.85-inch AMOLED curved screen, 390x450 resolution, full-screen touch
- Dial size: 39.5x34x6.9mm
- Main chip: AB5691
- Wristband: silicone
- Waterproof: IP68
- Standby Time: 15 days
- Working time: 7 days
- Body Material: aluminum alloy
- Charging Method: Magnetic charging
- Battery Capacity: 230mAh
- Bluetooth Version: 5.0
- Heart rate sensor: HX3918
- System requirements: Android 4.0+ or iOS 8.0+
- First listed by seller: 6/20/25
If you are interested in more details, you can find full information on the seller's page.
$18.75
Last price update: 4/17/26
Available to order
Price History for seller Sunsky
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Delivery to 
United States
United States
Available
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| Brand | Mingdaln | Haulvean | Woneligo | STECEi | ||
| Model | Smart Watch for Women | ET585 | S68 | |||
| Color | ||||||
| Rating |
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| Price | $18.75 | $39.99 | $86.32 | $64.94 | $30.66 | $9.99 |
| Seller | Sunsky | Amazon | Amazon | Amazon | Banggood | Amazon |
| Update | May 30, 2026 | Apr 19, 2026 | Mar 21, 2026 | May 16, 2026 | May 9, 2026 | Apr 23, 2026 |
| Bluetooth Version | 5.0 | 5.3 | 5.3 BLE | |||
| Display Size | 1.57 inches | 2.04 inch | 1.95 inches | |||
| Display Type | AMOLED | AMOLED | Curved HD touchscreen | |||
Ultra-thin Curved Screen Sports Smart Watch 1.85-inch AMOLED curved screen
$18.75
When this device makes sense
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