Ansonia Clock Co. Royal Bonn porcelain clock, "Rainbow", ca 1901. Ansonia Clock Co., porcelain clock, "Rainbow", ca 1901. The porcelain case is 11 1/4 inches high and 12 3/4 inches wide. Has a new back cover. Case is signed. Unusual purple colors with flower decorations and gold striping. There is a hairline opening on the bottom front left side. 8 day movement, half hour cathedral gong strike. 2 piece porcelain dial, Rocco sash, beveled glass, and visible escapement. There are a couple of hard to see hairlines in the dial. Ly-Ansonia No.2564.