The CITIZEN Corso collection, a combination of functional simplicity with a touch of timeless elegance is not just a solar watch, but powered by any light with Eco-Drive technology. This model features a ladies' stainless steel case and bracelet with classic white Mother-of-Pearl dial, a sub-sweep second hand and date. Featuring our Eco-Drive technology – powered by light, any light. Never needs a battery. Caliber number B690.