Can't say I've ever seen one in the metal . . .
. . . so thanks for sharing this revealing macro which offers clues to those of us searching for an original. That's some crystal, isn't it?
Thank you Art
Nice of you to put some words on this watch. Yes the crystal is quite something. One tends to forget that crystal was there before plexiglass. Not to say that plexi wasn't a great invention as it paved the way to truly hermetic watches, but I wonder what ...