This vintage Swiss made stopwatch from NE Northeast Instrument Co. is a mechanical timepiece with 7 jewels. It is perfect for athletes and fitness enthusiasts who want to measure their time accurately. The stopwatch has various features including measurement of time in the imperial system and a language option of English. It is ideal for running and jogging. Please note that this product contains a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. FYI, new old stock.