ALL Swiss made “GRUEN”. From a large watchmaker’s estate. 1 Gruen Precision 25J Autowind, 41.4mm x 43mm, AS 2066. Gruen Precision 25J Autowind, 31mm x 39mm, MISSING PARTS (auto system). 3 Gruen Precision 25J Autowind, 34mm x 40mm, cal 711CD. Gruen Precision 25J Manual Wind, 33mm x 39mm MISSING CROWN 5 Gruen Precision 25J Autowind, 33mm x 38mm, cal. Gruen Precision 19J Manual wind, 33mm x 40mm, cal 1151. 7 Gruen Precision (movement), manual; wind, cal. NONE RUNNING or in good order, service history is unknown. Some have wear (from use or storage condition). PRICED TO SELL QUICK. Background in pictures has 1/4 inch squares, for size reference. 4mm x 43mm, AS 2066. We work very hard to describe our items at the best of our knowledge, ask any questions if you are not sure.