So you are looking for a head-turning clock to display at home or in your office? This Handmade Nixie Tube Clock could be just what you need. It is made using vintage USSR nixie tubes (IN-14). It displays hours, minutes, seconds, date, month, and year. You get 6 brightness levels and 5 blue backlighting settings.
The built-in battery keeps the clock going in case of a power outage. You get regular and slot machine modes to display time. More information is available here.