1950s Gruen Precision Day/Night
$300.00
Rare Gruen Precision with Original Day/Night Jump Hour Dial and Swiss Made Manual Wind Movement. Hour Markers Change Colors From Green to Black to Indicate Day and Night Hours.
Rare Gruen Precision with Original Day/Night Jump Hour Dial and Swiss Made Manual Wind Movement. Hour Markers Change Colors From Green to Black to Indicate Day and Night Hours.
Rare Gruen Precision with Original Day/Night Jump Hour Dial and Swiss Made Manual Wind Movement. Hour Markers Change Colors From Green to Black to Indicate Day and Night Hours.