Patek Philippe Calatrava 6119G-001 manually wound mechanical watch features a 39mm 18k white gold case with a guilloched hobnail bezel surrounding a charcoal gray dial on a shiny black alligator strap with an 18k white gold tang buckle. Functions include hours, minutes, and small seconds. This watch is powered by the mechanical movement Caliber 30‑255 PS. This watch is water-resistant to 30m.