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- 5 User Ratings
- Last Updated: 16th September 2025
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₹1,999
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Key Specs
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Strap Colour Black, Silver, Gold, Active Black, Brown
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Display Size 36mm
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Compatible OS Android, iOS
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Strap Material Stainless Steel
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Dial Shape Round
Market Status Released
Release Date 19th June 2023
Recommended Alternative
Fire-Boltt Ultimate Full Specifications
General
| Brand | Fire-Boltt |
| Model | Ultimate |
| Price in India | ₹1,999 |
| Release date | 19th June 2023 |
| Model Number | BSW158 |
| Model Name | Ultimate |
| Dial Colour | Black |
| Dial Shape | Round |
| Strap Colour | Black, Silver, Gold, Active Black, Brown |
| Strap Material | Stainless Steel |
| Touchscreen | Yes |
| Water Resistant | IP68 |
Dimensions
| Width | 46.6mm |
| Height | 50.6mm |
| Thickness | 10.4mm |
| Diameter | 35.3mm |
| Weight (g) | 80.00 |
Product details
| Sensor | SPO2, Heart Rate Tracking, women health tracker |
| Compatible Device | Android, iOS |
| Notification | Yes |
| Notification Type | Calls, Sms, Whatsapp and Social Media |
| Battery Type | Lithium Ion |
| Battery Life | 7 days |
| Charge Time | 2 hours |
| Stand By Time | 20 days |
| Rechargeable Battery | Yes |
Connectivity features
| Call Function | Yes |
| Bluetooth | Bluetooth |
| Bluetooth Version | Bluetooth 5.0 |
Platform and storage features
| Compatible Operating System | Android, iOS |
Camera and display features
| Display Resolution | 240 x 240 pixels |
| Display Size | 36mm |
Fitness and watch functions
| Step Count | Yes |
| Calorie Count | Yes |
| Heart Rate Monitor | Yes |
| Calendar | Yes |
| Alarm Clock | Yes |
| Number of Buttons | 2 |
| Other Fitness Features | Activity Tracker, 123 Sports Mode Tracking, Sedentary Reminder, Sleep Monitor, Women health tracker |
| Other Watch Functions | Music Control, Remote Camera Control, Alarm, Timer, Stopwatch, Weather Forecast, Support For Multiple Watch Faces, A Rotating Crown Button |
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Fire-Boltt Ultimate User Review and Ratings
4.2★
5 ratings &
2 reviews
2 reviews
Displaying 2 of 2 reviews
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Rotating Crown Not workingBharath Kumar (Jul 30, 2023) on Gadgets 360I am very upset with this edition everything is fine but rotating crown is not working by default there is no use in keeping dummy rotating crownIs this review helpful?
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Fire bolt ultimate reviewKartik (Nov 24, 2023) on Gadgets 360 RecommendsVery good product from fire boltIs this review helpful?
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