Few home-made timepieces though have come as near to wristwatch Nirvana as the cuckoo clock wristwatch from [Kiyotaka Akasaka], which we would venture to name as having won wristwatches.

Atomic clocks, like China’s new fridge-sized ones, currently set the timekeeping standard worldwide. However, these highly precise timepieces tend to be large and housed in specially designed ...