---
product_id: 593207134
title: "S3 Smart Watch (Answer/Make Call) Bluetooth Fitness Tracker with Heart Rate, Blood Oxygen Monitor, Sleep Monitor IP68 Waterproof 1.83-inch HD Color for Men Women Compatible iPhone & Android"
brand: "tozo"
price: "€ 70.26"
currency: EUR
in_stock: true
reviews_count: 11
category: "Tozo"
url: https://www.desertcart.pt/products/593207134-s3-smart-watch-answer-make-call-bluetooth-fitness-tracker-heart
store_origin: PT
region: Portugal
---

# Real-time Heart & Oxygen Monitor Bluetooth Calling 1.83-inch HD Touchscreen S3 Smart Watch (Answer/Make Call) Bluetooth Fitness Tracker with Heart Rate, Blood Oxygen Monitor, Sleep Monitor IP68 Waterproof 1.83-inch HD Color for Men Women Compatible iPhone & Android

**Brand:** tozo
**Price:** € 70.26
**Availability:** ✅ In Stock

## Summary

> ⌚ Elevate your wrist game—smart, sleek, and always connected!

## Quick Answers

- **What is this?** S3 Smart Watch (Answer/Make Call) Bluetooth Fitness Tracker with Heart Rate, Blood Oxygen Monitor, Sleep Monitor IP68 Waterproof 1.83-inch HD Color for Men Women Compatible iPhone & Android by tozo
- **How much does it cost?** € 70.26 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/593207134-s3-smart-watch-answer-make-call-bluetooth-fitness-tracker-heart)

## Best For

- tozo enthusiasts

## Why This Product

- Trusted tozo brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Hands-Free Bluetooth Calling:** Answer and make crystal-clear calls directly from your wrist—stay connected without missing a beat.
- • **Comprehensive Health Tracking:** Monitor heart rate, blood oxygen, sleep quality, and daily activity to optimize your wellness journey.
- • **All-Day Durability & Waterproof:** IP68-rated waterproof design and up to 10 days battery life keep up with your busiest days and toughest workouts.
- • **Seamless Smartphone Integration:** Control music, check weather, and receive notifications with full iOS and Android compatibility.
- • **Vibrant 1.83-inch HD Touchscreen:** Experience smooth navigation and vivid colors with a high-resolution display that matches your style.

## Overview

The TOZO S3 Smart Watch combines advanced Bluetooth calling with a vibrant 1.83-inch HD touchscreen, delivering seamless communication and personalized style. Equipped with real-time heart rate, blood oxygen, and sleep monitoring, it empowers you to take control of your health. Compatible with both iPhone and Android, it offers smart notifications, music control, and weather updates. With an IP68 waterproof rating and up to 10 days of battery life, this fitness tracker is designed to keep pace with your dynamic lifestyle.

## Description

Buy TOZO S3 Smart Watch (Answer/Make Call) Bluetooth Fitness Tracker with Heart Rate, Blood Oxygen Monitor, Sleep Monitor IP68 Waterproof 1.83-inch HD Color for Men Women Compatible iPhone & Android online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase.

Review: Quality - Packaging looks so quality and when i open the box, i saw the piece by piece of the item which makes it more aesthetic. I hope the watch will work once I connect it with my phone.
Review: Prompt delivery - Smart watch that was very easy to run

## Features

- 【Smart Watch with Bluetooth Calling】TOZO S3 has equipped with a built-in premium microphone and speaker, which can give you a great calling experience. After connecting to your mobile phone via Bluetooth, you can answer and make clear calls directly from your watch, freeing your hands. The smart watch can also receive notifications for text messages. You won't miss important calls and messages from your lover/friends, making daily sports, outdoor sports and life more concise and intelligent.
- 【1.83 inches Large HD Color Touch Screen】1.83 large color screen and full screen touch and hand sliding. It ensures smooth operations and 240*284 resolution for you. Our screen is better at color saturation and reproduction. Personalize your smart watch for men women with multiple customized watch faces provided, make your own stylish smart watch.
- 【Heart Rate, Sleep, Blood & Activity Tracking】With our smartwatch, it accurately monitors your heart rate in real time. Also, it provides a detailed analysis of your sleep quality by continuously recording your sleep patterns. During exercise, TOZO smartwatch automatically records daily steps, distance counter，calories burned, active minutes, measure your blood oxygen saturation and understand your physical state.
- 【Bluetooth Connectivity and Compatibility】When the S3 smart watch is connected to the app through Bluetooth, you can control the music player, view the local weather today, and support the mobile search function. TOZO Smart Watch is compatible with most iOS, Android or Bluetooth smartphones. Go to App Store or Google Play to download and install “TOZO Health” for free, then connecting our smart watch to your phone and start your journey of smart life.
- 【Long-lasting Battery Life & IP68 Waterproof】The large battery capacity (300mAh) and low power consumption design offers longer endurance. It could last about 10 days when in auto monitoring mode for heart rate or 7 days when in the instant detection mode. TOZO Smart Watch is designed with IP68 waterproof rating(50m waterproof), so no need to worry when you wear it while rain or sweating and doing the dishes out.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07KY7XDYQ |
| Best Sellers Rank | #19,221 in Electronics ( See Top 100 in Electronics ) #539 in Smartwatches |
| Item model number | S3 |
| Manufacturer | TOZO |
| Product Dimensions | 16.3 x 11.4 x 1.7 cm; 168 g |

## Product Details

- **Battery capacity:** 300 Milliamp Hours
- **Connectivity technology:** Bluetooth
- **Memory storage capacity:** 128 MB
- **Operating system:** Android
- **Special features:** Heart Rate Monitor

## Images

![S3 Smart Watch (Answer/Make Call) Bluetooth Fitness Tracker with Heart Rate, Blood Oxygen Monitor, Sleep Monitor IP68 Waterproof 1.83-inch HD Color for Men Women Compatible iPhone & Android - Image 1](https://m.media-amazon.com/images/I/61gwWcND2PL.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Quality
*by D***E on 18 December 2024*

Packaging looks so quality and when i open the box, i saw the piece by piece of the item which makes it more aesthetic. I hope the watch will work once I connect it with my phone.

### ⭐⭐⭐⭐⭐ Prompt delivery
*by J***M on 3 January 2025*

Smart watch that was very easy to run

### ⭐⭐⭐⭐ TOZO S3: Smart on Budget, But Don’t Expect Apps”
*by I***I on 21 May 2025*

The TOZO S3 Smartwatch stands out in the budget smartwatch segment, offering a blend of essential features and sleek design at an accessible price point. While it doesn’t aim to compete with high-end models like the Apple Watch or Galaxy Watch, it delivers excellent value for casual users or those new to smartwatches. Pros: Affordable price Stylish and lightweight design Bluetooth calling and decent fitness tracking Reliable battery life User-friendly app (TOZO Health) Cons: No app downloads or third-party app support No built-in GPS Limited watch face customization Charger can detach easily if bumped If you’re looking for a no-frills smartwatch with basic fitness and calling features, the TOZO S3 is a great value. It’s ideal for casual users who don’t need app integration or advanced sensors. However, if you’re looking for a smartwatch with app support and deeper functionality, you might want to consider some other options.

## Frequently Bought Together

- TOZO S3 Smart Watch (Answer/Make Call) Bluetooth Fitness Tracker with Heart Rate, Blood Oxygen Monitor, Sleep Monitor IP68 Waterproof 1.83-inch HD Color for Men Women Compatible iPhone & Android
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- TOZO S4 AcuFit One Smart Watch 1.78" AMOLED Screen for Men Women, Bluetooth Call Dial Fitness Tracker, Heart Rate and Blood Oxygen, Sleep Monitor, IP68 Waterproof, Workout for iOS Android, Black

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**Shop now:** [https://www.desertcart.pt/products/593207134-s3-smart-watch-answer-make-call-bluetooth-fitness-tracker-heart](https://www.desertcart.pt/products/593207134-s3-smart-watch-answer-make-call-bluetooth-fitness-tracker-heart)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-03-18*