It s 100% authentic lecoultre date day unsign movement. Maybe vacheron constanstin movement too. It s in working order.High quality stainless steel case. Case size 50 mm without crown. The item "High Grade Lecoultre Pocket Watch Movement DAY DATE Dial in New Marriage Case" is in sale since Saturday, September 15, 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.