Everybody should know this simple trick. I don’t see why you could not use a digital watch and estimate the hands.
Direction
Eye Movement and Direction & How it Can Reveal Truth or Lies
There is a great wright up on this over at www.blifaloo.com/ For example “Up and to the Left Indicates: Visually Constructed Images (Vc) If you asked someone to “Imagine a purple buffalo”, this would be the direction their eyes moved in while thinking about the question as they “Visually Constructed” a purple buffalo in their mind.” Eye Movement and Direction & How it Can Reveal Truth or Lies