Vacheron Constantin Style: Manually wound mechanical 8290 true tourbillon movement men's watch

Vacheron Constantin style: Manually wound mechanical real tourbillon movement! Thoroughly

Material: 316 steel 

Diameter: 42mm in diameter and 14mm in thickness

Movement model: power display true flywheel movement

Power reserve: 36 hours

Glass: double-sided sapphire glass 

Strap: Comes with top real American alligator leather

Clasp: Original butterfly clasp