---
product_id: 679549375
title: "Fire-Boltt Phoenix Ultra Luxury Stainless Steel Smart Watch Bluetooth Calling AI Voice Assistant Metal Body with Over 120 Sports Modes SpO2"
brand: "fire-boltt"
price: "¥15927"
currency: JPY
in_stock: true
category: "Fire Boltt"
url: https://www.desertcart.jp/products/679549375-fire-boltt-phoenix-ultra-luxury-stainless-steel-smart-watch-bluetooth
store_origin: JP
region: Japan
---

# 1.39" Round TFT Display, 240x240 px Up to 7 days battery life (no calls) 120+ Sports Modes for all activities Fire-Boltt Phoenix Ultra Luxury Stainless Steel Smart Watch Bluetooth Calling AI Voice Assistant Metal Body with Over 120 Sports Modes SpO2

**Brand:** fire-boltt
**Price:** ¥15927
**Availability:** ✅ In Stock

## Summary

> 🔥 Elevate your wrist game with Fire-Boltt Phoenix Ultra – where luxury meets smart living!

## Quick Answers

- **What is this?** Fire-Boltt Phoenix Ultra Luxury Stainless Steel Smart Watch Bluetooth Calling AI Voice Assistant Metal Body with Over 120 Sports Modes SpO2 by fire-boltt
- **How much does it cost?** ¥15927 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/679549375-fire-boltt-phoenix-ultra-luxury-stainless-steel-smart-watch-bluetooth)

## Best For

- fire-boltt enthusiasts

## Why This Product

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

## Key Features

- • **All-Day Health Insights:** Continuous SpO2 and heart rate monitoring keep your wellness goals on track with real-time data.
- • **Luxury Meets Durability:** Stainless steel magnetic straps for a sleek, premium look that stands out in any boardroom or brunch.
- • **Power Through Your Week:** Up to 7 days battery life on a single charge means less downtime and more hustle.
- • **Stay Connected Hands-Free:** Bluetooth calling with built-in mic & speaker lets you take calls directly from your wrist—no phone needed.
- • **Vibrant Visuals, Effortless Control:** 1.39-inch full touch color display with 320 NITS brightness ensures clarity even in bright daylight.

## Overview

The Fire-Boltt Phoenix Ultra is a premium stainless steel smartwatch featuring a 1.39-inch high-resolution round TFT touchscreen, Bluetooth calling capabilities, AI voice assistant, and over 120 sports modes. It offers continuous SpO2 and heart rate monitoring, a robust 7-day battery life (without calls), and a sleek magnetic closure strap, making it the perfect blend of style, functionality, and health tracking for the modern professional.

## Description

Fire-Boltt Phoenix Ultra Luxury Stainless Steel, Bluetooth Calling Smartwatch, AI Voice Assistant, Metal Body with 120+ Sports Modes, SpO2, Heart Rate Monitoring

## Features

- 【Bigger Round Display】- Comes with a TFT Color Full Touch Screen and a 240*240 Pixel High Resolution this watch is covered to flaunt the sleek and stylish look always. Enjoy a 320 NITS Peak brightness
- This men and women fashion smartwatch will work on a single charge for about 7 days (without Bluetooth calling) and about 4 Days with Bluetooth calling. 【Stainless Steel Luxury Straps】- Fire-Boltt Phoenix Ultra has stainless steel magnetic closure straps for ultimate luxury look and sleek finish
- Charging Specs - The watch needs to be charged for 3 hours to reach 100%. The charger should be a 3.7V to 5V adapter or any laptop output. For a bare minimum of 20% charge the watch needs to be charged for about 30-40 mins
- You cannot store Music in the watch, you can only control the music. 【Bluetooth Calling Watch】- Fire-Boltt Pheonix Ultra enables you to make and receive calls directly from your watch via the built-in speaker and microphone.
- There is no volume control, however when connected to bt calling you can control the volume of the call. 【120+ Sports Modes】- Track each activity effectively with this smartwatch & activity tracker.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BY2PWDFQ |
| Additional Features | Time Display |
| Age Range Description | Adult |
| Band Color | Gold SS |
| Band Length | 275 Millimeters |
| Band Material Type | Stainless Steel |
| Band Width | 20 Millimeters |
| Battery Average Life | 5 days |
| Battery Capacity | 350 milliamp_hours |
| Battery Cell Type | Lithium Ion |
| Battery Charge Time | 3 hours |
| Battery Power | 350 |
| Best Sellers Rank | #95,438 in Electronics ( See Top 100 in Electronics ) #2,282 in Smartwatches |
| Brand | Fire-Boltt |
| Built-In Media | 1 Smartwatch, 1 Charging Cable, 1 Warranty Card |
| Case Material Type | Metal |
| Clasp Type | magnetic |
| Closure Type | Magnetic |
| Color | Gold SS |
| Communication Feature | Bluetooth Calling |
| Compatible Devices | Smartphone |
| Compatible Phone Models | All current iPhone models, Samsung Galaxy series, and other Android smartphones |
| Connectivity Technology | Bluetooth |
| Controller Type | Google Assistant |
| Customer Reviews | 3.7 3.7 out of 5 stars (4,438) |
| Display Type | LCD |
| GPS Geotagging Functionality | No GPS |
| Human Interface Input | Touchscreen |
| Item Dimensions | 27.5 x 4.5 x 1.2 centimeters |
| Item Weight | 55 Grams |
| Manufacturer | Fire-Boltt |
| Maximum Display Brightness | 280 Nit |
| Memory Storage Capacity | 128 MB |
| Metrics Measured | Blood Oxygen (SpO2), Breath Rate |
| Model Name | boltt_phoenix_ultra |
| Model Number | BSW138 |
| Operating System | Watch OS 7 |
| Resolution | 240 x 240 |
| Screen Size | 1.39 Inches |
| Shape | Round |
| Sport Type | Badminton |
| Style Name | Phoenix Ultra |
| Supported Application | Round Display Bluetooth Calling , 120 Sports Mode Tracking, In Built Mic & Speaker,IP67 Rating |
| Supported Satellite Navigation System | GPS |
| Target Audience | Men, Unisex Adults, Women |
| Water Resistance Depth | 1 Meters |
| Water Resistance Level | Water Resistant |
| Waterproof Rating | IP67 |
| Wearable Computer Type | Smart Watch |
| Wireless Compability | Bluetooth |

## Product Details

- **Battery capacity:** 350 milliamp_hours
- **Connectivity technology:** Bluetooth
- **Memory storage capacity:** 128 MB
- **Operating system:** Watch OS 7
- **Special features:** Time Display

## Images

![Fire-Boltt Phoenix Ultra Luxury Stainless Steel Smart Watch Bluetooth Calling AI Voice Assistant Metal Body with Over 120 Sports Modes SpO2 - Image 1](https://m.media-amazon.com/images/I/71rNCifcWoL.jpg)

## Available Options

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

## Frequently Bought Together

- Fire-Boltt Phoenix Ultra Luxury Stainless Steel, Bluetooth Calling Smart Watch, AI Voice Assistant, Metal Body with 120+ Sports Modes, SpO2, Heart Rate Monitoring (Gold).
- Military Smart Watch for Men (Answer/Make Calls), 2.01'' Smart Watch for Android and iPhone, Fitness Tracker with Flashlight/Compass/100 Days Battery/Heart Rate/Sleep/100+ Sport Modes(2 Straps)

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**Shop now:** [https://www.desertcart.jp/products/679549375-fire-boltt-phoenix-ultra-luxury-stainless-steel-smart-watch-bluetooth](https://www.desertcart.jp/products/679549375-fire-boltt-phoenix-ultra-luxury-stainless-steel-smart-watch-bluetooth)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-10*