Vacheron & Constantin 37001 Les Historiques 1912, 37001/000R-8636, 18k Rose Gold on a Strap with an 18k Rose Gold Buckle, Manual Wind Movement, Tonneau Shaped Case, Limited Edition to 1912 Pieces, Size: 30mm x 36mm, Thickness: 7mm, Mobile Lugs, Sapphire Crystal, Water Resistant, Like New with Vacheron Box.