Montblanc Men's 'Star 4810' Automatic Stainless Steel and Leather Dress Watch, Color:Brown (Model: 102342) Imported Automatic self winding movement Case diameter: 41.5 mm Stainless steel watch Scratch resistant sapphire crystal protects watch from scratches, Water resistant to 99 feet (30 M): withstands rain and splashes of water, but not showering or submersion