Walmart has the Nanoblocktime Nano Squared Watch for only $19.99! (Reg. $59) Get creative with the Nanoblocktime Nano Squared watch! On the Nano Squared, you can use Nanoblocks to decorate the square bezel around the watch face, as well as the Nanoblock-themed strap, of the timepiece. The watch comes with 50 Nanoblock pieces, and the Nanoblock-themed strap can be interchanged with a nylon strap, so you can personalize your watch the way you want.