Watches Casio GA-B2100C-9AER
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Casio GA-B2100C-9AER watches are the perfect choice for gentlemen looking for a sporty accessory with high durability and modern features. These black-yellow sports watches stand out with a robust design and a combined dial that offers clarity and style in one.
Key product benefits:
- Solar-powered – ensures long-term operation without the need to replace the battery
- Bluetooth connectivity – easy pairing with a smartphone for time synchronization and notifications
- High durability – shock-resistant case and 200M water resistance (20 ATM) suitable for diving
- Alarm, stopwatch, countdown, and world time functions – ideal for an active lifestyle and travel
- LED illumination – ensures perfect readability of the dial even in twilight or darkness
Specifications and materials:
The case diameter of 45.4 mm and height of 11.9 mm give the watch a prominent yet comfortable size for wrists with a circumference of 16–21 cm. The case is made of lightweight plastic, combining strength and low weight (only 52 g). The strap is made of high-quality rubber, offering comfortable wear and long durability. Mineral glass protects the dial from scratches, while the silver steel clasp keeps the watch securely in place.
The Casio 5689 movement model with an accuracy of ±15 seconds per month guarantees reliable operation. The watch style is sporty and dynamic, designed for men who want durable watches resistant to shocks and water, yet equipped with modern technology.
Discover the perfect combination of functionality, design, and technology with Casio GA-B2100C-9AER watches. Get ready for every day with a watch that can handle everything – from intense training to traveling around the world.


Basic information
Calibre
Dial and case
Strap
Features

The Japanese brand Casio is among the best-selling watch brands in the world.
Casio is known for producing digital watches for both men and women. Still, today it offers a wide range of products, including analogue watches and models with combined time displays. Casio maintains its passion for digital innovation and constantly introduces new technologies into its products.
Casio made its mark in the history of watchmaking with its series of ultra-durable G-SHOCK watches. These watches are renowned for their lightweight yet extremely durable construction, which withstands drops from heights of up to 10 meters, impacts, vibrations, magnetic fields, and extreme temperatures.
The Casio Pro Trek series of outdoor watches is also top-rated. Designed for adventure and outdoor activity enthusiasts, these watches are equipped with features such as a barometer, altimeter, compass, and solar power, making them ideal companions for any expedition.
Stylish Casio Edifice watches combine elegance with technological sophistication. These watches are perfect for those seeking a sophisticated design and advanced features, such as chronographs and Bluetooth connectivity.
Casio also keeps up with modern technologies. This is evidenced by models equipped with Bluetooth technology, which allows the watches to connect with smartphones, Tough solar power, which ensures long battery life, and highly accurate Wave Ceptor radio-controlled watches, which automatically synchronize time using radio signals.
The manufacturer currently produces the following model lines: G-SHOCK, Baby-G, Wave Ceptor, Edifice, Classic Collection, and Pro Trek.
Sports men's watch Casio GA-B2100C-9AER in black and yellow design with a combined dial. Solar-powered, Bluetooth connectivity, stopwatch, alarm, and 200m water resistance. Robust, shock-resistant, and ideal for an active lifestyle. More
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