The Citizen Promaster Navihawk CA4660-61A is perfect for pilots during flights and watch enthusiasts in daily life. With its Eco - Drive movement, it can be powered by ambient light. The watch has a 1/5 - second chronograph for accurate time measurement up to 60 minutes, and a tachymeter bezel for speed and distance calculations. It also has a date display, luminous hands and markers, and a screw - down crown for durability. It's a reliable and stylish timepiece for those who value both form and function.