Citizen Promaster Sky Eco-Drive Pilot Watch - BY3006-53EKey Features Introducing the new Promaster a timepiece that pushes the boundaries of style and functionality. Crafted with a bold 46mm stainless steel case in silver tone, it stands as a testament to both rugged durability and sleek design. This professional grade pilot's watch is equipped with a set of bold chronograph pushers, a 5 link stainless steel bracelet, and a slide rule bezel, all designed to meet the demands of the most discerning wearer.