Watch is not running, we are not watch makers, we believe the battery latch broke. The product is a vintage Omega Constellation men’s quartz watch, made of 10K gold filled stainless steel with a silver case and band. It features Arabic numerals, stick indexes, and baton indexes on a 12-hour dial with day/date features. The watch has a round shape with a snap caseback and a 34mm case size, suitable for a dress/formal style. It is a classic timepiece from the Omega brand, with a bracelet band and a 21mm band width.