Modern design elements and smart features make the Seiko Black Modern Wall Clock with Subdial - 20 in. diam. an elegant choice for your home office or living space. Its plastic case features an antique black finish that’s a chic complement to the hands, numerals, and markers, which all illuminate in the dark. A seconds subdial completes the design. You’ll need to add two AA batteries. Over its 120 year history as a maker of fine timepieces, the Seiko name has become synonymous with cutting edge technology, ultra-precision, constant innovation and refinement. Millions worldwide rely on Seiko wristwatches to keep them on schedule. Two generations have grown up thrilling to Olympic and World Cup competitions where victory or defeat is defined within a fraction of a second, all overseen by Seiko timekeepers. Dimensions: 20 diam. in.. Plastic case with antique black finish. Luminous hands, numerals, and markers. Seconds subdial. Requires 2 AA batteries (not included).