Antique Berlin Plaque Hand Painted Porcelain Plaque Wagner. The item "Antique KPM Plaque Hand Painted Porcelain Wagner" is in sale since Tuesday, January 28, 2020. This item is in the category "Antiques\Decorative Arts\Ceramics & Porcelain\Other Antique Ceramics".pan" and is located in Santa Clara, California. This item can be shipped to United States.