Citizen Promaster Dive Polyurethane Strap Black Dial Eco-Drive BN0230-04E 200M Men's WatchBuilt to conquer the depths, the Citizen Promaster Dive BN0230-04E with its 200M ISO-certified dive rating signals unmatched dependability. This Eco-Drive quartz men's watch charges from any light source, merging sustainability with strength. The bold black dial and oversized luminous markers ensure legibility in the harshest underwater conditions, while the rugged polyurethane strap delivers all-day comfort. A true alternative to traditional automatic watches, itâs designed for those who live by precision, resilience, and purpose-driven performance.