A luxurious appeal at an affordable price, the Eco-Drive power reserve style truly represent the everyday watch. A sleek case design in stainless steel with black dial enhances the silver-tone applied Roman numeral indices. Featured here with a stainless steel bracelet, power reserve indicator, 8-month power reserve, and date. Featuring our Eco-Drive technology – powered by light, any light. Never needs a battery. Caliber number J850.