If you want something vintage and kool but with the practicality of modern appliances look at Smeg the kool company with the terrible name. Smeg is a British company now selling in the US who make a full line of 50s vintage inspired refrigerators. The core of the friges are completely modern, safe, energy efficient refrigerator but the outside skin in pure 50s. In a wide assortment of colors and themes they are sure to have one that fits right in to your look.
High end price yes, at just under $2.000 they ain't cheep but the cost of restoring a vintage one, if you can find it, would quickly clime to that mark. If you just have to have it, it can be found right here.