Longines, stainless steel, Cal. 12.68z powered, Calatrava-style bezel, very rare silver sector dial, manufactured in 1937. The famous Cal.12.68z, one of the most famous movements of Longines, is mounted on this dial. The same unique number is engraved on both the machine and the case, and this is a rare example of a timepiece that shows the craftsmanship of an even older era, including the wonderful sector dials that are typical of this era. This is a rare sector dial with an embossed, three-dimensional construction, a rare example of a sector dial. Comes with an archive (1938) and a vintage replica bracelet (fits up to arm size 18.5 cm).This is a consignment item and is sold with a one year warranty.