Automatic movement.High-quality scratch-resistant Mineral Crystal watchglass.Full Stainless Steel construction, resulting in a heavy weight/feel.Unique slimline watch case design.Beautiful polished stainless casing finish.Genuine high-quality leather band.Full Stainless Steel watch back with the appropriate engravings.All the appropriate Patek Philippe markings in all the appropriate places, including the clasp, dial, and back.