We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Square black-bamboo smartwatch with classic buckle strap

allentian

allentian F407 Smart Watch Black Bamboo 28mm 155g

SKU CH-05A5-FKZXR

Tracks heart rate, steps and sleep with seven-day battery life and magnetic charging

  • ColorBlackBamboo
  • SizeMedium
  • CompatibilityAndroid / IOS
  • Sports TeamNO
  • Bluetooth calling keeps you connected on the go
  • 28 mm square TFT screen fits small wrists comfortably
  • Heart-rate and sleep tracking give daily health insight
  • Magnetic charging cable powers the watch for up to 7 days
  • Life-waterproof rating handles rain and hand-washing splashes

What the allentian F407 is and who it suits

The allentian F407 is a square-dial smartwatch with a 28 mm TFT touchscreen, plastic case and classic buckle strap. It pairs with Android and iOS via Bluetooth for calls, notifications, step counting, heart-rate, blood-glucose estimates and sleep tracking. Magnetic charging delivers up to seven days of typical use. Life-waterproof rating handles sweat and rain.

Who this suits and who should look elsewhere

Outdoor enthusiasts and active users wanting call handling, health metrics and voice-assistant access on a lightweight 155 g wrist device will appreciate the compact three-proof build. Buyers who need swim-proof water resistance, built-in GPS mapping, third-party app ecosystems or a larger display for detailed data review should consider other wearables.

The spec that decides fit

The 28 mm case diameter and square TFT screen define the readable area and wrist presence; if that footprint is too small for your vision or style preferences, this model will not satisfy.

Highlights

  • Bluetooth calling keeps you connected on the go
  • 28 mm square TFT screen fits small wrists comfortably
  • Heart-rate and sleep tracking give daily health insight
  • Magnetic charging cable powers the watch for up to 7 days
  • Life-waterproof rating handles rain and hand-washing splashes

Specifications

ColorBlackBamboo
SizeMedium
CompatibilityAndroid / IOS
Sports TeamNO

Questions about this item

What does the 28 mm case size feel like on the wrist?

The 28 mm square dial sits compactly on most wrists, and the 155 g weight keeps it noticeable without feeling heavy during daily wear.

How does the magnetic charging connection work with the watch?

A magnetic charger snaps onto the back of the F407, delivering power without a plug-in port so the seal stays intact for life‑waterproof protection.

Will the classic buckle strap fit through the 28 mm lugs?

Yes, the supplied classic buckle strap is designed for the 28 mm case, securing the watch with a traditional pin‑and‑hole closure.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.