Brand: Vacheron Constantin Heritage Collection 30020/000P-7596 Watch .Main Parameters: .Brand: Vacheron Constantin .Series: Heritage Collection .Movement: Imported fully automatic Swiss mechanical movement .Movement Details: .Movement Model: Cal. 1755 .Number of Jewels: 30 .Power Reserve: 72 hours .All functions are original and fully operational .Appearance Details: .Case Diameter: 41 mm .Case Thickness: 12 mm .Watch Material: .Case Material: 904L stainless steel, platinum/18K rose gold .Sapphire Crystal Glass: Yes .Crown Material: 904L .With Italian imported calfskin strap