The Maurice Lacroix Masterpiece Skeleton is undoubtedly one of the most attractive pieces of the collection, alongside a few other pieces such as the Gravity, the Mysterious Seconds or the Pontos S Diver. Playing on the modern side of open-worked watches (not these rather old-fashioned skeleton watches full or arabesques and engravings), the Masterpiece Skeleton evolves this year by being full black-coated and revealing something actually useless but rather cool on the back side of the case…