Inspired by the shifting blue-green tones of the aurora borealis, the limited edition promaster navihawk from citizen captures the awe of flight into the unknown. 48mm stainless steel case dynamic structural ink blue-green dial that evokes the dancing lights of the northern skies, chrono sub-dials, rotating navigational bezel and luminous hands; date display sapphire crystal radio-controlled atomic timekeeping powered by eco-drive technology, so it never needs a battery stainless steel bracelet; push-button fold-over clasp water-resistant to 200 meters caliber h804