Seiko 5 Sports Field Watch - HDB008K1 The rugged nylon strap is combined with leather, and the design creates an authentic aesthetic perfectly suited to the field category. To further enhance its functionality as a field watch, this model is also equipped with a simple compass. The dial features a khaki green earth tone that pairs well with outdoor fashion. All the numerals have LumiBrite, ensuring excellent legibility in low-light conditions. This practical feature allows the time to be read instantly in any environment.