Cal 1140, 38 mm big, 10 mm high. One we don't often see! Best, Nicolas

Caveat: having dedicated a separate thread to Vacheron Constantin Monopusher Chronographs , they're not included here. The models below are listed by increasing reference number. And, of course, I chose only one variant of each reference. Have a nice day!

After the iconic Reference 6087 Cornes de Vache, Vacheron Constantin took a hiatus from chronograph production until the 1980s. 1989 - Reference 47001 With the calibre 1126 movement and chronograph module by Dubois Depraz, Vacheron Constantin began its se