Chinese Vase Blue & White Porcelain Floral

Chinese Vase Blue And White Porcelain Floral   Chinese vase, porcelain. blue  and white, floral design, glaze  finish, age unknown, in very  good condition.   The vase style looks to be  Chinese, only a guess. Blue  mark on the bottom.    The vase top and bottom are  square, the center is hourglass  or rounded. Please see photo's.   Measurements: 12 1/4" tall  3" top side to side  2" top front to back 5" center side to side  4" center front to back 3.5" bottom side to side  3" front to back