3 Bottles of E-Liquid

What is the most expensive e-cigarette?

In 2013 it was reported that a Russian billionaire purchased a golden, diamond encrusted vape pen for his girlfriend. We did a quick Google search. While it looks all bells and whistles, the poor guy might as well have bought a plastic straw and painted it gold, since he actually had a standard £3.99 CE4 starter kit.