---
product_id: 637987650
title: "F91W Series | Digital Watch | Water Resistant | LED Light | 1/100 SEC Stopwatch | Regular Time Keeping (HR, Min, SEC, PM, Date, Day) | Daily Alarm | Lightweight | 7 Year Battery"
brand: "casio"
price: "R1061"
currency: ZAR
in_stock: true
category: "Casio"
url: https://www.desertcart.co.za/products/637987650-f91w-series-digital-watch-water-resistant-led-light-1-100
store_origin: ZA
region: South Africa
---

# LED Light for night visibility 7 Year Battery life 1/100 SEC Stopwatch precision F91W Series | Digital Watch | Water Resistant | LED Light | 1/100 SEC Stopwatch | Regular Time Keeping (HR, Min, SEC, PM, Date, Day) | Daily Alarm | Lightweight | 7 Year Battery

**Brand:** casio
**Price:** R1061
**Availability:** ✅ In Stock

## Summary

> ⌚ Elevate your wrist game with timeless tech and unstoppable endurance!

## Quick Answers

- **What is this?** F91W Series | Digital Watch | Water Resistant | LED Light | 1/100 SEC Stopwatch | Regular Time Keeping (HR, Min, SEC, PM, Date, Day) | Daily Alarm | Lightweight | 7 Year Battery by casio
- **How much does it cost?** R1061 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/637987650-f91w-series-digital-watch-water-resistant-led-light-1-100)

## Best For

- casio enthusiasts

## Why This Product

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

## Key Features

- • **Daily Reliability:** Water resistant design and daily alarm keep you punctual and ready, rain or shine.
- • **Sleek Vintage Vibes:** Iconic rectangular resin case blends timeless style with modern minimalism—wear your legacy.
- • **Effortless Longevity:** 7-year battery life means less hassle, more focus on what truly matters.
- • **Precision Timing Mastery:** Track every second with a 1/100 SEC stopwatch—perfect for the detail-driven professional.
- • **Always On, Always Visible:** LED backlight ensures you never miss a beat, even in low light or late-night meetings.

## Overview

The Casio F91W is a lightweight, water-resistant digital watch featuring a precise 1/100 second stopwatch, LED backlight for night use, and a remarkable 7-year battery life. Its classic rectangular resin case and reliable quartz movement make it a top choice for professionals seeking durable, stylish, and functional timekeeping.

## Description

Buy Casio Men's 'Vintage' Quartz Metal and Resin Casual Watch, Color:Black (Model: F-91WM-7ACF) and other Wrist Watches at desertcart.com. Our wide selection is eligible for free shipping and free returns.

## Features

- Water resistant, not water proof, do not submerge in water, digital sport watch in rectangle case, alarm, chronograph functions, and night light, quartz movement with digital display
- Measuring modes include net time, split time, and first and second place times, functions include digital stopwatch, hourly time signal, auto calendar, and day/date.
- Quartz Movement
- Case Diameter: 33mm
- Not water resistant

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01N7XKNSX |
| Additional Features | Alarm, Water Resistant |
| Age Range Description | Adult |
| Band Color | Black |
| Band Length | 8.75 inches |
| Band Material Type | Resin |
| Band Width | 18 millimeters |
| Bands | 1 |
| Best Sellers Rank | #1,710 in Clothing, Shoes & Jewelry ( See Top 100 in Clothing, Shoes & Jewelry ) #1 in Men's Wrist Watches |
| Bezel Color | Black |
| Brand Name | Casio |
| Case Diameter | 33 millimeters |
| Case Material Type | Resin |
| Case Thickness | 35.2 millimeters |
| Character | Fashion |
| Clasp Type | Buckle |
| Closure Type | Buckle |
| Crystal | mineral |
| Customer Reviews | 4.6 out of 5 stars 2,248 Reviews |
| Dial Color | Gray |
| Display | Digital |
| Embellishment Feature | Crystal |
| Face Style | Digital |
| Included Components | Quartz Movement, Resin Band, Brand's Case |
| Item Type Name | Watch |
| Item Weight | 0.09 kg |
| Manufacturer | Casio |
| Manufacturer Part Number | F-91WM-7ADF |
| Material | Resin |
| Model Name | F-91WM-7ACF |
| Model Number | F-91WM-7ACF |
| Model Series | 91 |
| Number of Items | 1 |
| Pattern | Solid |
| Power Source | Battery Powered |
| Series Number | 91 |
| Shape | rectangle |
| Sport Type | Walking |
| Strap Type | Two Piece Strap |
| Style Name | F91WM-7A |
| Theme | Sports |
| UPC | 889232140780 |
| Unit Count | 1 count |
| Warranty Type | Manufacturer |
| Watch Movement Type | Quartz |
| Water Resistance Level | Water Resistant |

## Images

![F91W Series | Digital Watch | Water Resistant | LED Light | 1/100 SEC Stopwatch | Regular Time Keeping (HR, Min, SEC, PM, Date, Day) | Daily Alarm | Lightweight | 7 Year Battery - Image 1](https://m.media-amazon.com/images/I/61jVRs9rmwL.jpg)

## Available Options

This product comes in different **Color, Band Width** options.

## Frequently Bought Together

- Casio F91W Series | Digital Watch | Water Resistant | LED Light | 1/100 SEC Stopwatch | Regular Time Keeping (HR, Min, SEC, PM, Date, Day) | Daily Alarm | Lightweight | 7 Year Battery
- Casio Men's Vintage A168WA-1 Electro Luminescence Watch
- Casio AE1200WH Series | Men’s Digital Watch | 100M WR | Multi Alarms | 100 SEC Stopwatch | Countdown Timer | World Map for World Time | LED Light | LC Analog Display | 10 Year Battery

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**Shop now:** [https://www.desertcart.co.za/products/637987650-f91w-series-digital-watch-water-resistant-led-light-1-100](https://www.desertcart.co.za/products/637987650-f91w-series-digital-watch-water-resistant-led-light-1-100)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-10-31*