Waterman 52 Extremely Flexible nib Nicest 52 I've Seen vintage fountain pen. I've said this in the past, but this is absolutely the nicest Waterman 52 nib I've seen. The pen is also in very crisp condition. Comes with Waterman box. The pen is as is, as found, and unrestored. 

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On May-08-24 at 15:17:20 PDT, seller added the following information:

In the 1s picture there is a piece of lint/fiber to the right of the heart vent. It is not a crack.