Otsuka Lotec No. 7.5 Stainless Steel - Serial #29119 (Pre-Owned)Crafted by the visionary Jiro Katayama in his Tokyo studio, the design of the charming No. 7. 5 watch pays tribute to vintage 8mm film cameras. Courtesy of a module designed and built by Mr. Katayama, jumping hours are displayed in an aperture located at the 10 o'clock position while a steel pointer in the largest aperture points to the minutes printed on the rotating disc below. A third aperture allows view of the seconds disc dutifully spinning