If exclusivity is your preference, you will find yourself intrigued by this remarkable and extremely rare bird. Produced for the Italian market in a limited edition of only 100 pieces, this 18kt white gold version of the Grand Lang 1 is distinguished by the blued hands and Roman numerals. With all of the watches in this family, the idea was to transpose the unique, Lang 1 aesthetic to a larger diameter case. In this undertaking, the engineers chose an uncommonly complex path: they first designed the optimized arrangement of the displays and then developed a custom movement that accommodated the architecture of the dial down to the very last detail. This method of reverse engineering proved to be a complex procedure, but the result is both a mechanical and visual masterpiece. The 53 jewel movement, calibre L901.2 features two mainspring barrels, ( Doppelfederhaus ) which ensures a 72 hour power reserve To own and wear this watch is to belong to a club consisting of only 100 members world wide. Box and papers are included.