#540336, Gruen VeriThin Precision, V4

Beschriftung Zifferblatt / Marking Dial	Gruen Verithin Precision
Uhrwerk / Caliber	V4
Uhrwerksnummer / Movement Serial No.	540336
Anmerkungen / Remarks	Watch originally owned by Francis William Gruen (1879-1938), son of Dietrich Gruen; now owned by his grandson Dietrich Richard Gruen (*1950)
Copyrights Photos	(C) Peter Schill, free for non commercial use