This unisex bamboo watch face is 3 4cm x 4 5cm in size and is made from carbonated bamboo with a beige leather single strap the face has a gunmetal colour rim with a black dial and buttonthis timepiece houses a japanese miyota movement which has a long life battery with an estimated two year battery life the leather strap has two different length options the small strap length 20cm has been sized for the average female wrist and the large 23cm for the average male wrist these size