Skeleton Tourbillon Watch For Men Sapphire Stainless Steel 7025

Movement: Original tourbillon skeleton movement 
Waterproof : 50M life waterproof 
Watch mirror: synthetic sapphire 
Strap material: stainless steel 
Dial features: double-sided hollow design 
Case material: stainless steel 
Dial thickness: 11mm 
Dial diameter: 42.5mm 
Frequency: 28800Hz/Hr 
Power reserve: 48 hours  
Warranty: 1 years