Gerald Genta Men's Solo Retro Automatic Watch

Jumping hour subdial at 6 o'clock Stainless steel watch case Black leather watch strap Swiss automatic movement Black dial Arabic hour markers Synthetic sapphire crystal Tang buckle Water resistant Swiss made Case dimensions: 32 mm W x 36 mm H Strap dimensions: 20 mm W x 9 inches L All measurements are approximate and may vary slightly from the listed information. Watch bands fit 7.5-inch to 8.5-inch wrists. This watch is powered by automatic movement which means the winding of the spring occurs automatically when the wearer moves his/her arm. However, it is recommended that you manually wind the watch at least once every two weeks. It is also important to adjust the time once a month as automatic movement can gain or lose a few minutes per month.