The eye-catching watch uses LED digits built into the elegant black brushed-metal wristband, negating the need for a traditional watch face altogether.
Tsuboi's watch also has no name - it's a one of a kind exercise made especially for Tokyo Design Week 2008.
That may not be the case for long, though... reaction to the watch has been overwhelmingly positive and it's likely one of Japan's specialty retailers will introduce a version of the faceless watch sometime soon. One might say, it's only a matter of time.
Is it a bracelet or a watch ... or both? Here's a minimalist wristwatch by Hiranao Tsuboi of 100%: