Fine Antique Japanese Cobalt Blue Satsuma Pottery Tiny Gilded Bowl Unusual Mark. For your consideration is an intricate, hand-painted cobalt blue tiny bowl. Gold rimmed and scalloped, this piece has brilliant colors and has raised gold accents. It measures 2 1/2" in diameter and is 1 1/4" deep. The mark on the bottom is very unusual.Please review the photos to see this beautiful piece and its condition. It even looks better in real life.