If you’re looking to bridge the gap between a day and a year, you might look into a smart watch with an e-ink display. One option is the ESP32-based LILYGO T-Wrist. Of course, it’s not a smart ...
The e-ink Pebble watch (reviewed here 12 years ago) was a Kickstarter success story and much-loved by users who still appreciate its stylish simplicity. But it was soon lost to the smartwatch ...