The G-Shock 2500 series, also known as the CasioNaut, has debuted in India with a new advanced date functionality. The series includes nine watches, offering various options for consumers. The watches have been praised for their design, which mimics iconic sports watches, and have been tested for durability and functionality. The new series debuts with a multi-mission date function, adding to its appeal. The G-Shock 2500 series is now available in India, providing a range of choices for watch enthusiasts.