Royal Copenhagen Very rare Art Nouveau bowl with an eel figurine from 1898-1923

Royal Copenhagen very rare Art Nouveau tray with an eel figurine. The factory mark tells, that this was produced between 1898 and 1923. Decoration number 1139. Factory first. Measrues 10.8 by 10.0 cm. There is a small unevenness/scratch on the top of the eel, see close-up picture please. Otherwise perfect condition with no chips, cracks or repairs.