1991 Spring Summer Collection Classic SCUBA 200 Medusa SDK102 Swatch Watch.
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.
Brand New, never worn.
Plastic case and instructions are supplied a new battery will be installed before shipping.