Method for controlling electronic watch and electronic watch

A method for controlling an electronic watch includes a first pointing hand, a first motor configured to move the first pointing hand, a second pointing hand, a second motor configured to move the second pointing hand, a pressure sensor configured to measure pressure, and a mode indication unit configured to indicate a mode, and when detecting start of diving based on a pressure measured by the pressure sensor, control is performed on the first motor and the second motor to indicate with the first pointing hand a water depth estimated from the pressure and indicate with the second pointing hand a time period of diving for which timing is started after detecting the start of diving, and when the water depth is indicated with the first pointing hand, with a plurality of modes with different indication resolutions being provided, the selected mode is indicated on the mode indication unit.