Interesting article on the art of creating enameled watch dials (for watch geeks)

Mundane Pointless Stuff I Must Share (MPSIMS)
#1

Right here
TRIAL BY FIRE: THE DANGEROUS ART OF ENAMEL

#2

Wow. It’s like Paint By Numbers x1000.

#3

If you want to add numbers that glow in the dark, be sure not to lick the paintbrush.