--- product_id: 206690266 title: "Casio Casual Watch F-91WS-4EF" brand: "casio" price: "฿4267" currency: THB in_stock: true url: https://www.desertcart.co.th/products/206690266-casio-casual-watch-f-91ws-4ef store_origin: TH region: Thailand --- # Microlight illumination 7-year battery life 1/100 sec stopwatch precision Casio Casual Watch F-91WS-4EF **Brand:** casio **Price:** ฿4267 **Availability:** ✅ In Stock ## Summary > ⌚ Timeless tech meets everyday hustle — stay sharp, stay ahead! ## Quick Answers - **What is this?** Casio Casual Watch F-91WS-4EF by casio - **How much does it cost?** ฿4267 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/206690266-casio-casual-watch-f-91ws-4ef) ## 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 - • **Never Miss a Beat:** Daily alarm ensures you stay ahead of your schedule, every single day. - • **Splash-Ready Style:** Water resistant to minor splashes—wear it confidently from desk to street. - • **Lightweight Durability:** Resin case and strap with acrylic glass deliver featherlight comfort and rugged resilience. - • **Always On Time, Day & Night:** 12/24-hour format with automatic calendar keeps you effortlessly punctual. - • **Precision Timing Powerhouse:** Stopwatch measures up to 1 hour with 1/100-second accuracy—perfect for your productivity sprints. ## Overview The Casio Casual Watch F-91WS-4EF blends iconic digital design with practical features like a microlight, 1/100-second stopwatch, and a 7-year battery. Its durable resin case and strap ensure lightweight comfort and resilience, while the automatic calendar and daily alarm keep you on schedule. Water resistant to minor splashes, this watch is the perfect companion for the modern professional seeking reliable style and function. ## Description Microlight - A built-in light illuminates the watch face from the side. Light weight acrylic glass screen with a durable resin case. Synthetic resin is the ideal material for wrist straps thanks to its extremely durable and flexible properties. 12/24-hour timekeeping - Times can be displayed in either a 12-hour or 24-hour format. Stopwatch function - 1/100 sec. - 1 hour. Elapsed time, split time and final time are measured with 1/100-sec accuracy. The watch can measure times of up to 1 hour. Daily alarm - The daily alarm reminds you of events that recur every day, by emitting an audible signal at the set time. Automatic calendar with Date, Day and Month - Once set, the automatic calendar always displays the correct date. 7 Years - 1 Battery. The battery supplies the watch with sufficient energy for approx. seven years. Water resistance classification (WR) to ISO 22810. This model is water resistant to DIN 8310 / ISO 22810, and thus is resistant to minor splashing. Watch dimensions: Width; 33.2mm Height 38.2mm Thickness; 8.5mm ## Features - Microlight - A built-in light illuminates the watch face from the side. Light weight acrylic glass screen with a durable resin case. Synthetic resin is the ideal material for wrist straps thanks to its extremely durable and flexible properties. - 12/24-hour timekeeping - Times can be displayed in either a 12-hour or 24-hour format. Stopwatch function - 1/100 sec. - 1 hour. Elapsed time, split time and final time are measured with 1/100-sec accuracy. The watch can measure times of up to 1 hour. - Daily alarm - The daily alarm reminds you of events that recur every day, by emitting an audible signal at the set time. - Automatic calendar with Date, Day and Month - Once set, the automatic calendar always displays the correct date. - 7 Years - 1 Battery. The battery supplies the watch with sufficient energy for approx. seven years. Water resistance classification (WR) to ISO 22810. This model is water resistant to DIN 8310 / ISO 22810, and thus is resistant to minor splashing. Watch dimensions: Width; 33.2mm Height 38.2mm Thickness; 8.5mm ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0856CGX23 | | ASIN | B0856CGX23 | | Age Range Description | Adult | | Band Colour | Pink | | Band Length | 21 Centimetres | | Band Material Type | Resin | | Band Width | 20 Millimetres | | Bands | 1 | | Batteries | 1 Lithium Metal batteries required. (included) | | Best Sellers Rank | 278,690 in Fashion ( See Top 100 in Fashion ) 1,132 in Women's Wrist Watches | | Brand Name | Casio | | Case Diameter | 36 Millimetres | | Case Material Type | Resin | | Case Thickness | 8.5 Millimetres | | Character | Fashionable | | Clasp Type | Buckle | | Closure Type | Buckle | | Crystal | Acrylic | | Customer Reviews | 4.6 4.6 out of 5 stars (1,590) | | Customer reviews | 4.6 4.6 out of 5 stars (1,590) | | Date First Available | 27 Feb. 2020 | | Department | Unisex | | Dial Color | White | | Display | Digital | | Face Style | F-91WS-4EF | | Global Trade Identification Number | 04549526261091 | | Included Components | Contents: 1 item | | Item Shape | Rectangular | | Item Type Name | Casual Watch | | Item Weight | 21 Grams | | Item model number | F-91WS-4EF | | Manufacturer | Casio | | Manufacturer | Casio | | Manufacturer Part Number | F-91WS-4EF | | Manufacturer Warranty Description | 2 | | Model Name | F-91WS-4EF | | Model Number | F-91WS-4EF | | Number of Items | 1 | | Number of Packs | 1 | | Pattern | Solid | | Power Source | Battery Powered | | Product Dimensions | 27 x 4.3 x 4.3 cm; 21 g | | Special Features | Alarm | | Sport Type | Walking | | Strap Type | Resin | | Style Name | F-91WS-4EF-AMZUK | | Theme | Fashion | | Unit Count | 1 Count | | Warranty Type | Manufacturer | | Watch Movement Type | Automatic | | Water Resistance Depth | 30 Metres | | Water Resistance Level | Not Water Resistant | ## Images ![Casio Casual Watch F-91WS-4EF - Image 1](https://m.media-amazon.com/images/I/41OHkFz17fL.jpg) ![Casio Casual Watch F-91WS-4EF - Image 2](https://m.media-amazon.com/images/I/41z+CF6tC5L.jpg) ![Casio Casual Watch F-91WS-4EF - Image 3](https://m.media-amazon.com/images/I/51sm9EM8XsL.jpg) ## Available Options This product comes in different **Style** options. ## Questions & Answers **Q: Would this watch fit a 4 year old?** A: Hi I bought this watch for my 11 years old doughter,and fit for her but maybe yes because it's lots hols in belt ## Frequently Bought Together - Casio Casual Watch F-91WS-4EF - Casio Collection Unisex Digital Watch - CASIO STANDARD DIGITAL WATCH WITH LED-LIGHT F-91W-1JF --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.th/products/206690266-casio-casual-watch-f-91ws-4ef](https://www.desertcart.co.th/products/206690266-casio-casual-watch-f-91ws-4ef) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-09-23*