The De Bethune DB28XP Kind of Blue Tourbillon Sapphire is 10-piece a limited edition timepiece, combining the elegance of the DB28XP with the charm of the DB28 Kind of Blue Tourbillon, enhanced with sapphire accents. This watch is a blend of iconic models from De Bethune, featuring a blued titanium case achieved through natural oxidation. The dial, crafted in Microlight, modernizes the guilloché technique, adding depth and a contemporary touch. The timepiece showcases De Bethune’s expertise in ultra-thin watchmaking, a testament to the balance between technical complexity and aesthetic simplicity. It houses the manually wound DB2009v4 movement, visible through a dial opening, and equipped with the De Bethune balance wheel and hairspring. These components ensure exceptional inertia, reliability, and regulating quality. The tourbillon, a hallmark of De Bethune’s complication mastery, features a lightweight cage rotating every thirty seconds, optimized for wristwatch use. This innovation enhances precision and counters the kinetic impact of wrist movements. The case, made from polished blued grade 5 titanium, features a Microlight finish and floating lugs for comfort and adaptability. The DB28XP Kind of Blue Tourbillon Sapphire is completed with an alligator leather strap and a titanium buckle, ensuring a comfortable and stylish wear. The DB28XP Kind of Blue Tourbillon Sapphire, a synthesis of De Bethune’s chronometric expertise, represents a harmonious fusion of innovation, design, and horological artistry.