Standard_G1 is an Azure VM size with 2 vCPUs, 28 GiB memory. In East US it costs $0.55 per hour on demand ($401.50 per month) for Linux. Spot capacity is about $0.1016 per hour. It is sold in 14 regions; the cheapest is UK South at $0.439 per hour.
Prices by region
USD per hour, Linux. Reserved prices are no upfront, standard. Cheapest on-demand first.