This Citizen Promaster Navihawk A-T timepiece has a chronograph with all the tools for professional use, featuring world time in 24 cities, radio-controlled atomic clock synchronisation, tachymeter, perpetual calendar, alarm and power reserve indicator. It features a stainless steel case and mesh bracelet with black dial and red accents. Featuring Eco-Drive technology – powered by light, any light. Never needs a battery. Ref: CB5840-59E Product Informaion Brand: Citizen Technology: Eco Drive Case Material: Silver Tone Stainless Steel Case Size: 46mm Type of Strap: Silver Tone Stainless Steel Bracelet Glass Material: Sapphire Crystal Dial: Black Water Resistance: 200m Gender: Mens