Ebel, 18K YG, rare three-step bezel, ?yellowed art-deco sector dial with Breguet indexes, circa 1930s. The yellow sector dial with upriding Breguet numbers, which can be seen on International, Omega, Longines and Movado watches of the same period, is a fascinating aspect of the era, and the rare 3-step bezel further enhances the unique design of this era. The 3-step bezel, which is rarely seen on Bonkrip gold-plated Bambu bracelets, shows originality, and the popular silver sector dial, which is unique to this era, is a gem of great design.