Louis Erard Men's 47207AA21.BDC02 1931 Stainless Steel Watch with Leather Strap Luxurious watch with seconds subdial and exhibition window on case back Mechanical Hand-Winding movement with analog display Protective anti-reflective sapphire crystal dial window Features deployment buckle, leather strap, stainless steel case and bezel, luminous hands Water resistant to 165 feet (50 M): suitable for swimming and showering