Tourbillon Mechanical Skeleton Watch For Man Stainless Steel 7057

Movement: Original tourbillon skeleton movement

Waterproof : 50M

Watch mirror: synthetic sapphire

Strap material: stainless steel

Dial features: double-sided hollow design

Case material: stainless steel

Dial thickness: 13mm

Dial diameter: 42mm

Frequency: 21600Hz/Hr

Power reserve : 50 hours

Travel time error: ±10 seconds/day

Warranty: 1 years