Product Overview
The Casio AQS800W Series combines rugged functionality with modern design in a versatile analog-digital watch built for active lifestyles. Engineered by Casio, a trusted name in precision timekeeping, this watch delivers reliable performance whether you’re training, traveling, or tackling daily tasks. With solar-powered operation, water resistance up to 100 meters, and a suite of practical features, it’s designed to keep up with your pace without needing constant battery replacements. The sleek, masculine profile and intuitive display make it a standout choice for men who value both style and substance in their timepiece.


Key Features
- Solar Powered Operation: This watch is equipped with advanced solar technology that converts both natural and artificial light into energy, ensuring continuous operation without the need for frequent battery changes. The built-in rechargeable battery stores power efficiently, allowing the watch to run for extended periods even in low-light conditions. This eco-friendly feature reduces maintenance and enhances long-term reliability, making it ideal for daily wear and outdoor adventures.
- 100M Water Resistance: Rated for water resistance up to 100 meters (330 feet), the AQS800W is suitable for swimming, snorkeling, and other water-related activities. Whether you’re caught in the rain or diving into a pool, the watch maintains its integrity and functionality. This level of protection ensures durability in wet environments while safeguarding internal components from moisture damage.
- 1/100 Second Stopwatch: Ideal for athletes and fitness enthusiasts, the high-precision stopwatch measures elapsed time with 1/100-second accuracy. It supports split-time measurement, allowing users to track intermediate laps during training or competitions. The clear digital display ensures easy reading of split times, making it a valuable tool for runners, swimmers, and coaches.
- 6-Language Day of the Week Indicator: The watch displays the day of the week in six different languages—English, Spanish, French, Portuguese, German, and Italian—enhancing usability for international travelers and multilingual users. This feature eliminates confusion when switching between regions or communicating across cultures, offering convenience and clarity at a glance.
- Countdown Timer: Perfect for workouts, cooking, or timed activities, the countdown timer can be set for precise intervals and alerts the user when time is up. It’s programmable and easy to adjust, supporting everything from interval training to daily reminders. The audible signal ensures you stay on track without constantly checking the watch.
- LED Light: An integrated LED illuminates the dial in low-light or dark conditions, ensuring visibility at night or in dimly lit environments. The light is energy-efficient and activated with a simple button press, providing instant clarity without draining the battery excessively. This feature is especially useful for outdoor excursions, night shifts, or emergency situations.
- Multi-Alarm Function: The watch includes multiple daily alarms that can be set to remind you of appointments, workouts, or important tasks. Each alarm can be customized and toggled on or off independently, offering flexibility for busy schedules. The reliable alert system helps maintain punctuality and organization throughout the day.
Technical Specifications
- Model Number: AQ-S810W-1AVCF – The official model designation for this Casio timepiece, ensuring accurate identification and compatibility with accessories or service.
- Product Dimensions: 1.83 x 2.06 x 0.54 inches – Compact and lightweight design for comfortable all-day wear without bulk.
- Weight: 4.59 ounces – Balanced construction that feels substantial yet comfortable on the wrist.
- Battery: 1 CR123A battery required (included) – Powers the digital functions and supports solar charging for extended use.
- Department: Mens – Designed specifically for men with a sporty, functional aesthetic.
- Manufacturer: Casio – A globally recognized brand known for innovation, durability, and precision in watchmaking.
- Date First Available: February 14, 2012 – Proven reliability with over a decade of trusted performance in the market.
- ASIN: B00791R1MI – Amazon Standard Identification Number for easy product lookup and ordering.
- Manufacturer’s Warranty: Available upon request from customer service – Offers peace of mind with official support and coverage options.
Benefits & Uses
The Casio AQS800W is ideal for individuals who lead active, on-the-go lifestyles and need a watch that performs under pressure. Its solar charging capability eliminates the hassle of battery replacements, making it perfect for frequent travelers or those who prefer low-maintenance gear. The water resistance and durable build suit swimmers, hikers, and outdoor workers, while the stopwatch and timer support fitness training and time management. The multi-language day display benefits international professionals or travelers, and the LED light ensures usability in any lighting condition. Whether for sports, work, or everyday wear, this watch delivers consistent, reliable performance.
Why Choose This Product
The Casio AQS800W stands out with its blend of solar efficiency, rugged durability, and advanced functionality—all at an accessible price point. Backed by Casio’s reputation for quality and innovation, it offers exceptional value with features typically found in higher-end models. Its long-standing availability since 2012 and strong customer ratings reflect proven satisfaction and reliability. For a watch that adapts to your lifestyle and keeps perfect time in any situation, the AQS800W is a smart, dependable choice.