Full of function, this citizen eco-driveâ® promaster navihawk watch is an impressive look. Crafted in stainless steel, this quality timepiece features a 44. 0mm case, round grey dial, luminous hands and markers, date display, chronograph sub-dials, alarm, perpetual calendar, rotating pilot bezel, alarm, and second hand. The link bracelet secures with a fold-over clasp. With satellite wave technology, gps signals offer accurate time anywhere on earth. Eco-driveâ® technology harnesses the power of any light source so this style never needs a new battery. The reliable japanese quartz movement ensures accurate time keeping. Water-resistant to 100 meters, this wristwatch includes a five-year limited manufacturer warranty, with an additional one-year warranty upon registering your watch with citizen. We are an authorized citizen dealer.