Vacheron Constantin (hollow tourbillon) style: manual winding mechanical real tourbillon mechanical men's watch

Brand: Vacheron Constantin (hollow tourbillon) Style: Manually wound mechanical real tourbillon! Thoroughly Material: 316 steel Diameter: 42mm in diameter and 13mm in thickness Movement model: power display true flywheel movement Power reserve: 36 hours Glass: double-sided sapphire glass Strap: real alligator leather Clasp: Original butterfly clasp