Amazon has the Tokyo Flash “Barcode” Watch for only $190.00 shipped, originally priced at $225.00. It features a light-up function that “starts at 6 PM and goes up to 1 AM every minute; it is also activated when the time button is pressed between 1 AM to 6 PM.” Product page.

It might sound like a tricky way to tell time, but once you get the hang of it, you’ll be the envy of all your friends.

[via Amazon]