Fenton Vintage Blue Hobnail Vase

Vintage Fenton art glass blue opalescent hobnail vase with fluted ruffled top. This vase is in very good condition with no chips or cracks. The only flaw is a rust colored mark on one side of the bottom rim as seen in the 2nd picture. Measurements are 5 7/8 H and 5 7/8 across the top.