LG Class launched back in September this year, in its home country of South Korea. The device will be available in Europe, although it name will be changed to LG Zero. 

Currently, the device can be purchase in Italy, in two versions: gold color and silver color, with the price tag of  €299 ($320). 

As for its availability in the US, while there has been no official confirmation from LG, there were some leaks that the device will be available on AT&AT.