Blue Fluted Plain Large, rare heat plate or tart dish on 12 feet from 1898-1923

Royal Copenhagen Blue Fluted Plain large, rare heat plate or tart dish on 12 feet. The factory mark shows, that this was made between 1898 and 1923. Decoration number 1/486. Factory second. Diameter 21.5 cm. Perfect condition with no chips, cracks or repairs.