Reading Time: 7 minutes Key takeaways • Czapek & Cie announced the Promenade L’Écume des Jours, a 38mm steel watch limited to 18 pieces and inspired by Boris Vian’s famous novel. • The intricate dial combines layered blue enamel, mother-of-pearl, and jade with design motifs honoring the novel’s pianocktail and water lily. • The timepiece is powered by the in-house automatic Caliber SXH5.1 movement featuring a platinum micro-rotor and a 60-hour power reserve. Since its introduction in 2024, the Promenade collection has occupied Czapek’s most intimate register: a dress watch built for reflection rather than show, where the dial becomes a canvas for storytelling. With L’Écume des Jours, that canvas turns for the first time toward literature, borrowing its name, imagery and spirit from one of the most singular novels in the French language. Boris Vian, An Improbable Engineer Boris Vian (1920 to 1959) remains one of postwa...