JINLERY Real Tourbillon Skeleton Mechanical Hand Wind Vintage Wrist Watch Men Sapphire Crystal Diamond Business Hollow Manual Winding Luminous Dress Clock Man Stainless Steel Leather Wristwatch

Genuine mechanical tourbillon wristwatch: A true tourbillon movement with a daily difference of about ± 10 seconds and an amplitude of 28800 Hz / Hr. This is one of the cheapest tourbillon watches in the world. The tourbillon is said to be the highest peak in the front industry, and it is a truly impressive work. Excellent mirror surface material: The mirror surface is used synthesized sapphire, and the hardness is very high. It also has abrasion resistance and is not easily damaged. Excellent design: The dial adopts a double-sided openwork design, the movement is running in front of you, and you can enjoy the time ticking at a glance. Since it is a see-through back, you can see the movement of the movement in minutes and seconds. The design of this watch can express a luxurious and elegant atmosphere. Decorate young and adult men with elaborate openwork clock designs and unique transparent dials, giving you graceful confidence in leisure and formal occasions. The waterproof property is 50 m. Suitable for daily life, but not suitable for swimming or diving. Since it does not have a waterproof device for the diving watch, it cannot be exposed to water for a long time or left in a humid place for a long time. Do not enter the sauna, take a bath or shower while wearing your watch. When entering or exiting a place with a temperature difference, it is normal for the mirror surface of the wristwatch to become cloudy, and when the temperature stabilizes, the cloudiness disappears. The average production of a single tourbillon movement requires a 6-month manufacturing cycle, more than 450 steps, and more than 70 bridge plate polishing steps. The tourbillon is one of the world's three largest complications, along with minute repeaters and perpetual calendars. Tourbillon has the meaning of "vortex" in French. Including the escape wheel and the demp, each of the many small parts is carefully assembled to develop a unique movement.