CITIZEN  Eco-Drive Gents Collection BM6890-50B
"Eco-Drive" solar powered generating system, meaning that there is no need to ever change batteries;
150 Days month power reserve when fully charged.
Caliber: Citizen E111 Made in Japan
Eco-Drive (recharged by any light source, no need to change battery)
Insufficient Charge Warning Function
Overcharge Prevention Function
Size: 45mm with crown
Case: Stainless Steel
Band: Stainless Steel bracelet
Water Resistant: 10bar / 100m
Glass: Crystal
Dial: Gray
One year International warranty

http://www.citizen.com.hk