Beautiful Girard-Perregaux & Co. Shell Oil Skeleton Pocket watch from 20': Movement: signed with Girard-Perregaux & Co. Shell Established 1791 SPECIAL 7 seven jewels, unadjusted, movement covered with transparent caseback. Country of manufacture: Switzerland Dial: original, skeleton dial, steel Roman numerals, Hands: blued steel Crystal: Acrylic Special features: small second Skeleton dial with steel Roman numerals is in original and very good condition. Metal case has some slightly visible traces of use. High grade SWISS movement is in very good working order. It keeps accurate time well. DIMENSIONS: 43 mm without crown and bow 50 mm with the bow 13 mm thickness 41 g of weight Tracked and insured very fast shipping 30 Euro ( European Union ) 50 Euro ( Worldwide )