Longines Flagship men watch # L4.774.3.37.7. Polished 18K gold tone with stainless steel bracelet. Gold tone case material. Approximate case diameter 35.6mm. Automatic movement. Sapphire crystal. Date display at 3 o' clock. Approximate case thickness 7mm. Water resistant 30m. Gold dial color. Model Number: L4.774.3.37.7 L4.774.3.37 L4.774.3.3 L4.774.3 L4.774.