GMT hand with jump feature. Screw the crown back in. Leather Watch Box. Open the crown located on the right of the watch by rotating it counterclockwise until it is loose. Gently pull the crown all the way out.
Chronograph and Auto Date Watch. Chronograph watch: 1/10 seconds small dial on top, seconds small dial on bottom,minute small dial on left. The button at 2 o'clock is the start and stop chronograph.