Carl F. Bucherer, Heritage Series, Model: 00.10803.08.32.01, Automatic Mechanical Watch, Stainless Steel, Case Diameter: 41mm. The Carl F. Bucherer Heritage Series has always been the brand's flagship collection. The integration of "Grand Calendar" and chronograph functions is a remarkable feat. The panda color combination, combined with the 41mm gold size, has received high praise from industry insiders and is also known as "Lange's Little Big Head". This black-detailed panda-colored model precisely matches the color scheme of Lange's "Big Head", exuding an extremely luxurious feel!