Vintage Longines Swiss Mechanical Watch, Cal. 12.68Z, Patek Philippe Calatrava Style from 1937This vintage Longines dates to 1937 and shows the brands early approach to clean, well balanced watch design. The dial has been professionally restored, keeping a simple and classic layout that suits the watchs original character. Slim applied hour markers, blued steel hands, and a recessed small seconds sub dial at 6 oclock give it a clear and easy to read appearance. The dial layout and proportions are reminiscent of the restrained style later made