Top fine imitation Patek Philippe true tourbillon watch manual winding semi-automatic mechanical men's watch through the bottom

Brand: IWC (Portuguese Tourbillon Series) TF Boutique Style: Fully automatic machinery. Thoroughly Material: 316 steel Diameter: 43.5mm thick 14mm Movement model: automatic engraving washing tourbillon movement Power reserve: 36 hours Glass: Double-sided sapphire crystal glass Strap: Configurable top alligator leather Clasp: original folding clasp