I prefer font and map of 5231J, while I prefer case and diameter of 5131J.
By: Pretty Boy : July 23rd, 2020-13:18
Since, for me, the enamel work is the decisive factor, I would choose 5231J. However, as Gordon pointed out, 5131J is special because it brought back the cloisonné dial WTs, and, looking at the map of yours, I would assume that you have one of the early p...