In 1982, the first Sigma (Sigma) watch was displayed in the IFMA (International Facilities Management Association), which was named "Cycling Coach" at the time, which was characterized by digital screens to show electronic functions. At this point, the concept of "code watch" was born. On the basis of this code watch, Sigma's R
In 1982, the first Sigma (Sigma) watch was displayed in the IFMA (International Facilities Management Association), which was named "Cycling Coach" at the time, which was characterized by digital screens to show electronic functions. At this point, the concept of "code watch" was born.
On the basis of this code watch, Sigma's R