PIAGET, POLO series, model: G0A41006, with a diameter of 42mm, features a double-eye chronograph with a calendar design. Its brand-exclusive case design, which is "form within form", closely resembling a Petta nautilus. The horizontal decorative patterns are also the DNA of the brand series and are passed down in the design of the new model. The tail end of the second hand is engraved with a hollowed-out "P" shape, adding a touch of fashion to the watch. The back is transparent with a black gold rotor of the self-produced movement, and the luminous effect is sharp. The complete set of 2018