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C21 Pro Smart Watch – 1.83" HD Bluetooth Calling, IP68 & 123 Sports Modes

C21 Pro Smart Watch – 1.83" HD Bluetooth Calling, IP68 & 123 Sports Modes

Regular price £66.85 GBP
Regular price Sale price £66.85 GBP
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The C21 Pro Smart Watch delivers a premium feature set in a rugged, IP68-rated body. With a large 1.83" HD square display, Bluetooth 5.0 calling, 123 sports modes, and accurate heart rate and blood oxygen monitoring, it’s built for active lifestyles that demand both performance and connectivity — all day, every day.

Why You’ll Love It

  • Bluetooth 5.0 Calling: One-button connection for hands-free calls directly from your wrist — no need to reach for your phone.
  • 1.83" HD Square Display: Large 240 × 286 pixel screen with drag-and-drop UI and a shortcut control centre for intuitive navigation.
  • IP68 Deep Waterproof: Fully sealed against water immersion — suitable for swimming, rain, and sweaty workouts.
  • 123 Sports Modes: Comprehensive activity tracking covering running, cycling, swimming, football, and 119 more via the companion app.
  • Accurate Heart Rate & SpO2: HR3605 low-power, high-resolution sensor for precise heart rate and blood oxygen monitoring.
  • 380mAh Polymer Battery: Long-lasting battery with 2-pin magnetic charging for convenient top-ups.
  • 128MB Memory & 8 Menu Modes: Large onboard memory with multiple UI themes for a personalised experience.
  • 22mm Silicone Strap: Comfortable, adjustable strap (170–248mm) for a secure fit on most wrist sizes.

Perfect For

  • Active users wanting a rugged, waterproof smartwatch for outdoor sports
  • Anyone wanting Bluetooth calling and health monitoring in one device
  • Fitness enthusiasts tracking multiple sports and health metrics
  • Those wanting a large, clear display with a modern UI

Specifications

Model C21 Pro
Display 1.83" HD square, 240 × 286px, capacitive touch
Processor Realtek 8763EWE
Memory 128MB
Bluetooth 5.0
Heart Rate Sensor HR3605
Step Sensor QMA6100P (3-axis)
Sports Modes 123
Waterproof Rating IP68
Battery 380mAh polymer, 2-pin magnetic charging
Case Dimensions 54 × 43 × 12.9mm
Strap Width 22mm silicone, adjustable 170–248mm
Weight 52.7g (including strap)
Available Colours Black, Orange

What’s in the Box

  • 1× C21 Pro Smart Watch
  • 1× Magnetic Charging Cable
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Product Information

Shipping & Delivery

We provide free shipping on all orders. Orders are processed and dispatched within 1–2 business days. Delivery timelines vary by destination, with most orders arriving within standard transit windows. International shipping is available, and all eligible shipments include tracking for full visibility from dispatch to delivery.

Returns & Refunds

30-day satisfaction guarantee. If you're not completely satisfied, return your item within 30 days for a full refund or replacement. Items must be unused and in original packaging.

Product Compatibility

Please review the full product specifications to access detailed compatibility information, including supported devices, operating systems, connectivity standards, power requirements, dimensions, and technical limitations. We recommend verifying these details carefully to ensure the product aligns with your specific device model, use case, and performance expectations prior to purchase.

Warranty & Support

Many products include a manufacturer warranty where applicable. Please refer to the individual product listing or contact us for warranty details specific to your item.