The model comes from the first series of mechanical watches from Swatch in the 90s. You do not need a battery, the movement is wound by the movement of the arm . This watch is one of the few Automatics with date display. The watch is water resistant and has a mechanical movement. You do not need a battery, the movement is wound by the movement of the arm.
The Swatch SAM400 is in 100% pristine condition, never removed from the box and in perfect running condition. The Swatch SAB100 is in 100% pristine condition, never removed from the box and in perfect running condition.
*These are from private collections and are between 20 and 35 years old. They are unworn and were stored after their purchase. After so many years both leather and plastic bands might have dried out and could tear or brake more easily. Strictly no exchange or returns.