Mechanical Tourbillon Waterproof Watches for Men Wrist 7029

Movement: Original tourbillon skeleton movement 

Waterproof : 50M 

Watch mirror: synthetic sapphire 

Dial features: double-sided hollow design 

Case material: stainless steel 

Dial thickness: 12mm 

Dial diameter: 43mm 

Frequency: 28800Hz/Hr 

Energy storage: 40 hours 

Travel time error: ±10 seconds/day 

Warranty: 1 years