This Small Shiny Black Fob Watch / Pocket Watch is battery operated (just flip off the back – it’s a button battery) and comes with a chain. To open, simply press the button on top and it pops open! To set the time, pull up the button on top and twist until you get the right time. Press it down to restart the watch.
This is a small fob watch and measures around 3.5cm x 3.5cm.