Be bold in monochrome with the latest Sport Casual timepiece.Crafted in black ion-plated stainless steel and built to perform at 42mm, this watch is water resistant up to 100 metres and made for everyday durability. Its dark, modern aesthetic is matched by sharply angled facets across the case, crown, and bidirectional friction bezel.The dial keeps it clean and confident with simple time and date functions, letting the monochromatic styling take the spotlight at every glance.Powered by Citizen’s Eco-Drive technology – it runs on light, any light, and never needs a battery. Calibre J810.