• Brand and Model: Citizen Eco-Drive (Citizen BM8180-62E). • Movement Type: Eco-Drive (Powered by solar and light, no battery changes needed). • Material: Case and bracelet made of stainless steel. • Size: Case diameter 36.5 mm (medium size, suitable for most wrists). • Water Resistance: Up to 100 meters (suitable for swimming and daily use). • Features: Day and date display [8] + luminous hands and markers in the dark.