Omega Pocket-watch open Art Deco around 30th Case: Steel, Acier Staybrite enamel-dial with Arabic-hours-figures 3,6,12 little seconde at 6 o’clock steel-hands, blued gold-plated Movement Cal. 38.5L T1 15 jewels bimetallic compensation balance, Breguet-overcoil-balance-spring Diameter of case: approx. 48mm Total weight: approx. 60,2g