YS Roger Dubuis Excalibur Sidr (King Series) RDDBEX0479. This is the brand’s style with the most supercar sports elements. The appearance of the hollow flying tourbillon watch has the representative characteristics of Roger Dubuis hollow timepieces, and the original 45mm* 13mm titanium alloy case, star-shaped appearance design, Celtic cross-shaped tourbillon frame. It is equipped with a Shanghai-customized RD505SQ manual winding movement, which is the same as the original one. There are counterweight nails on the golden balance wheel. Compared with small manufacturers, the movement is more stable and has smaller errors. The similarity of the main body of the movement reaches 98. There are no redundant gears at the 11 o'clock and 4 o'clock positions of the movement. The movement splints are arranged in an orderly manner with fish scale patterns, and the redundant calendar gears have been abolished. , sapphire scratch-resistant mirror, imported Thai rubber raw material strap, high flexibility and exquisite workmanship, original folding buckle. The watch is domineering and cool, full of style, and once became the standard watch for sports car enthusiasts, with high recognition Degree. YS Factory - specially designed for high-end tourbillons. Famous craftsman Swiss watch exquisitely recommends men’s real flywheel mechanical movement watches. Famous craftsman Swiss watch carefully creates ultra-real physical pictures for you, Roger Dubuis