Blancpain, a stainless steel 'Villeret' wristwatch, ref.1146, the white dial with day and month
Blancpain, a stainless steel 'Villeret' wristwatch, ref.1146, the white dial with day and month apertures, moon phases and swing date hand, case width 3.3cm, automatic movement, numbered 1146 to reverse, gold plated and steel strap