Royal Copenhagen Fish Blue Fish Plate in overglaze with Fish Relief Border. This is the early model

Royal Copenhagen Fish Blue Fish Plate in overglaze with Fish Relief Border. This is the early model. Done in a very art nouveau style, from the period. Marked with the rare export mark, used on request from USA for export goods in 1892. Measures 24,5cm and all in great condition. We have these rare old model, but also the never kind.