19.38 centimeters is equivalent to 7.63 inches.
This is slightly longer than an adult’s hand width which is around 7 inches.
It is also slightly longer than a standard size ballpoint pen which is around 6 inches.
It is shorter than the average length of a dollar bill which is 6.14 inches.
It is roughly the same length as a new iPhone 11 which is 7.64 inches.
It is almost the same length as a pack of standard playing cards which is 7.62 inches.