An outstanding release from an outstanding brand! The Citizen Eco-drive Promaster runs on a cal. B877 E with GMT function; bears dual, screw-down type crowns; an internal bezel and is wholly built of stainless steel. The upper crown controls the internal bezel and the lower crown is to set the hours, minutes and calendar. You are safe with it till close to 600 feet under water.

Features:

Black IP Stainless Steel Case
Black IP Stainless Steel Bracelet
Eco-Drive Movement
Mineral Crystal
Black Dial
Date Display
Dual Time Display(GMT)
Luminous Hands and Markers
Insufficient Charge Warning Function
Overcharge Prevention Function
Power Reserve
Fold-Over Clasp
200M Water Resistance

Approximate Case Diameter: 49mm
Approximate Case Thickness: 14.5mm