Featuring a slender black ion-plated case and sleek digital display for easy reading, the Phosphor Unisex Digital Hour E-INK Curved Black Ion-Plated Metal Band Watch has a streamlined, rugged design that’s a pleasure to wear. A rectangular metal case surrounds a curved E-ink digital display that’s brighter than conventional LCD displays for easy reading. An alarm function helps keep your day on track, while water resistance to 165 feet (50 meters) protects against the elements. A durable mineral crystal prevents nicks and scratches. This watch arrives in a black box, perfect for storage or gift-giving.