Die rode knop is een ceramic cap, en hoort zo. Dat hoort bij de geschiedenis van Hanhart, net als de fluted bezel met rode indicator.
Another characteristic was the red colored chronograph button used, the distinctive trademark that has characterized Hanhart since the company first introduced its chronographs in 1938. The button was painted to prevent pilots from unintentionally zeroing the stop time. However, there is a legend behind this and as always there is a woman involved. According to the story a pilot had an affair (classic!!!) and after a romantic night:
He placed a kiss lovingly on her brow as she slept before quietly leaving the apartment. As he looked at his Hanhart watch in the hangar, a smile flitted over his lips: she had painted the button with her red nail varnish so that he would think of her always and return safe and sound …
