CITIZEN Eco-Drive Chronograph Super Titanium Collection CA4021-51E
"Eco-Drive" solar powered generating system, meaning that there is no need to ever change batteries;
Caliber: B620, Made in Japan
9 months power reserve when fully charged.
Date Display
Eco-Drive (recharged by any light source, no need to change battery)
Insufficient Charge Warning Function
Overcharge Prevention Function
Case: Super Titanium (Ti+IP)
Size: 45mm with crown
Thickness 11mm
Weight: 90g
Water Resistant: 10bar / 100M
Glass: Sapphire Crystal
Band: Super Titanium (Ti+IP)  Bracelet
Dial: Black
One year International warranty