Jump second button press back to 12 o clock. Size 45 mm without crown. Dial size 46 mm without crown. Please view all the photos for part of my descriptions. The item "High grade girard perregaux jump second a minute repeater pocket watch movement" is in sale since Sunday, October 28, 2018.This item is in the category "Jewelry & Watches\Watches, Parts & Accessories\Pocket Watches\Antique". The seller is "jinbei-san" and is located in Richboro, Pennsylvania. This item can be shipped to United States.