Casio Vintage Alarm Chrono (33.2mm) Blue Digital Dial 。Unisex Light Blue Silicone Digital Gold Bezel Water-Resistant Alarm Stopwatch Shock-resistant and durable: The watch is made of high-quality materials and has a strong shock-resistant structure, making it suitable for various outdoor sports and daily wear. Multiple functions: The watch has multiple functions such as stopwatch, calendar, backlight, alarm clock, etc., making it more convenient for your daily life. Comfortable to wear: The watch has a soft and comfortable silicone strap, which fits comfortably on your wrist and is not easy to fall off. Water resistant: The watch has a water resistance of up to 50 meters, in general, suitable for swimming and snorkeling, but not diving.