This is a Citizen Eco-Drive watch. Eco-Drive is Citizen's proprietary technology that converts light into electrical energy to power the watch. Features: Equipped with light-powered "Eco-Drive," eliminating the need for regular battery changes. Eco-Drive watch with a black dial and chronograph function. - Brand: CITIZEN - Model: Eco-Drive - Color: Black - Material: Stainless steel - Features: Chronograph function - Buckle: Clasp type #Wrist #Watch #Citizen #CITIZEN *Please refrain from purchasing if you are sensitive to items stored at home. Thank you for viewing. Thank you for your consideration. Dial color...Black Belt color...Silver Accessories...None Operation...Good Scratches/Cracks...None