Audemars Piguet 15400 Series, upgraded V2 version, men's watch, equipped with the stable-performing 9015 modified Cal.3120 movement. It features super sapphire glass that is more scratch-resistant and durable. The watch boasts exceptional luminous display, with each dial pin individually processed in Japan. The steel bracelet from the Taiwan factory undergoes multiple processes, with each link polished and assembled to closely fit the wrist for comfortable wear. Each date display is meticulously set with matching colors, and the V2 version has all updated gold movement plates, pursuing precision in every detail. Every component has been carefully compared, with a diameter consistent with the original at 41mm. With 20 years of experience, the Taiwan factory focuses on producing the best-polished steel watches, ensuring overall quality comparable to major manufacturers.