RMB YS Roger Dubuis Excalibur Spidr (King Series) RDDBEX0479, the brand's most supercar sports style style, the appearance of the hollow flying tourbillon watch has the representative characteristics of Roger Dubuis hollow timepieces, synchronous original 45m/13m 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. The movement Compared with small manufacturers, it 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, and once became the standard watch for sports car enthusiasts, with high recognition. YS Factory-Specialized Born for high-end tourbillons, true flywheel mechanical watches,