It makes sense to power a watch with solar power. One of the first good-looking ones I’ve seen comes from the Japanese brand IDEA [JP] and it’s called Sol.
How many times have you said to yourself: “I could really use a new speaker for my MP3 player, but I really want one that looks like a pig. Oh, and I happen to live in Japan.”
Here’s another cool clock design from Japan’s I.D.E.A. International. This one lets you project a functional analog clock face onto any wall.
The projection clock is housed in a see-through acrylic shell which shows off the unique optics and mechanical components that generate the clock image.