Horological Meandering

Rolf Sachs design for Fortis; using chalk letters on a blackboard for dial design. GREATER MENTAL GYMNASTICS than a digital watch Square root of 121 equals _11_ hours and (7-5=2) which is _10_minutes and (36/6=6) which is _30_ seconds I’d say having just ...  

Best, Emmanuel

I've always loved this one in your collection

But I don’t understand what is at the 12 o’clock position since that is mathematically an undefined number. Similarly, I can’t explain the 3 o’clock position, but would appreciate if someone could explain please.

The Sachs IQ Art Edition was a "limited" edition of 999. I'm not sure they sold them all. I have 140, and I see one for sale that's 8x8 of 999. Many watches have 12 at the top center, but they could just as well have 0 . My web AI helper says: In geometry...  

Thank you for clarifying the geometry that explains the first example…I enjoyed that😊

That’s such a fun piece, classic Fortis creativity with a playful twist from Rolf Sachs. Definitely keeps the brain ticking before the tea does. A watch that makes you think every time you check the time is hard not to love.

I thought the mental arithmetic only applied to the hours? 🧐 Love the watch and would love it even more without the date wheel 😉👌🏻