The Casio LA-20WH-1A is a compact digital watch designed for those seeking a blend of functionality and minimalist style. Its petite square case measures 34.5 × 30.4 × 8.6 mm, making it ideal for smaller wrists. The watch features a black resin band and case, offering durability and a sleek appearance. Equipped with essential functions such as a 1/100-second stopwatch, daily alarm, and hourly time signal, it caters to everyday timekeeping needs. The LED light ensures readability in low-light conditions, while the auto-calendar is programmed with 28 days for February. With water resistance suitable for daily use and an approximate battery life of 5 years on a CR1616 battery, the LA-20WH-1A combines practicality with longevity. Its lightweight design, weighing just 16 g, ensures comfortable wear throughout the day