Color gradient filament is fun stuff to play with ... We’ve seen similar different techniques used for creating multi-color filaments before, too. Video after the break.

Two new expressions of the rainbow watch were introduced this month by LVMH brands Louis Vuitton and Zenith, and each adds a new interpretation of the concept.

Interested in experimenting with your own multi-color filament? [Turbo_SunShine] says to just print your own, and experiment away! Now, if you’re thinking that 3D printing some filament sounds ...