The Cathode Corner Nixie Watch displays the time on nixie tubes, which are quaint neon display tubes once used in calculators in the dawn of recorded history It is a two-digit wristwatch designed for everyday use, being water-resistant and rugged. Nixie Tube Watch, Cyberpunk, Cool Watches, Watches For Men, Skeleton Watches, Tube Youtube, Watch Display, Retro Futuristic, Vacuum Tube