Yema Millésime 2026: The Spacegraf Heure Sidérale Flying Tourbillon Honoring Besançon Observatory
October 24, 2026 A Celestial Flagship from Yema For Yema, the word “Millésime” signals the pinnacle of its craft, and the French brand’s Millésime 2026 limited edition lives up to that promise. Named the Yema Spacegraf Heure Sidérale Tourbillon Volant Limited Edition, this cosmos-inspired watch honors the birthplace of French horology: the Besançon Observatory. Built










