Late 17th century to early 18th century. Perhaps somewhere between Genroku Imari and Aizaki-emon. I'm not entirely sure, so please purchase with the understanding that this is the case. Vortex Fukujirushi mark. As shown in the images, there are firing imperfections and kiln grit. It is old, so there are age-related scratches and stains. Diameter: Approximately 18.3cm Height: Approximately 2.8cm Sizes are approximate. The actual item may differ slightly in color from the images. Please examine the description and images carefully before purchasing.