1991 Happy fish SDN101 the most popular Scuba swatch ever released. This version does not have the coil visible in the movement and was sold in the United States.
Diameter case 38 mm.
As a "scuba 200" model from Swatch, it is Water-resistant to 656 feet (200m).
Other desirable features include: Quartz precision, Shock-resistant and a rotating bezel to keep track of elapsed time.
