Prime clock face updates the time display only when the 5 or 6 digit total time is prime.
Example:
10:34:51 is displayed as 103,451 is a prime number.
Six seconds later....
The display updates to 10:34:57 as 103,457 is the next prime number.
Binary watch face has four display modes:
binary hours and minutes
binary minutes and seconds
decimal hours, minutes and seconds ( simple clock face )
decimal hours, minutes and randomized seconds ( silly clock face )
Prime clock face updates the time display only when the 5 or 6 digit total time is prime. Example: 10:34:51 is displayed as 103,451 is a prime number. Six seconds later.... The display updates to 10:34:57 as 103,457 is the next prime number.
Binary watch face has four display modes: