The Kisai Rorschach watch from Tokyoflash was inspired by the Rorschach inkblot test developed by the Swiss psychiatrist/psychoanalyst Hermann Rorschach. The watch has a ePaper display from E-ink, and the time can be displayed in 3 levels of difficulty....
Per the web site: "... In all 3 modes the hours are shown in the top-right, the minutes in the bottom-left, the rest of the screen is a reflection of these digits which creates the inkblot effect. You can easily switch between the difficulty modes by holding the top button...", illustrated by the graphic below (which shows what 12:45 PM looks like in all three modes:
The technical specifications:
The TokyoFlash Kisai Rorschach
Kisai Rorschach Smartwatch Uses Cryptic Inkblot Marking to Depict Time
Kisai Rorschach EPaper Watch Overview (YouTube)
Kisai Rorschach ePaper Watch Design from Tokyoflash Japan (YouTube)