Chronometre Naval - System Roskopf Pocket watch - 1900-1949 Brand - Chronometre Naval Dial - ceramic multicolor , roman numbers Case - Argentan Size - 52 mm + crown Crystal - acrylic Hands -Gold metal MVM - System roskopf, made in Switzerland comments Rare Chronometre Naval - System Roskopf Pocket watch - 1900-1949, Beautiful argentan case with some aging, Both lids close well, beautiful multicolor color ceramic dial, dial with some aging , working mvm, glass very well. Beautiful watch for collector. attention We tried to present the photographs as much as possible, the photos are part of the description, even so if you have doubts, please contact, ok? good luck