Jaeger-lecoultre, Master Series, Model: Q1358420 Classic Ultra-thin Master Men's Automatic Mechanical Watch, 40mm white dial, silver hour markers, classic Toffee hand, independent small seconds hand, as thin as a cicada's wing, equipped with a self-winding automatic movement with a transparent back • Movement: Cal.896-A automatic ultra-thin movement Style: A model of ultra-thin formal wear, minimalist three-stitch (small three-stitch), suitable for business commutes, formal evening gowns, and also for casual daily wear