J5 Production: This product has undergone rigorous waterproof pressure testing, achieving water resistance of up to 120 meters. The Laolishi Sun, Moon, and Stars series is equipped with an original imported 82S7 movement (0 repairs, 0 after-sales service), featuring a finely crafted ultra-A stainless steel case with a water resistance level of 5 ATM, suitable for swimming. The dial is made from high-quality imported copper, meticulously crafted with no flaws, showcasing a rich texture and brilliant sparkle in natural light. It features a 24-hour display with a true moon phase indicator, an openwork design that reveals the movement's operation, and a small seconds hand. The double sapphire crystal offers exceptional night luminescence, with a case size of 40x11mm. With 5 ATM water resistance! This elegant style instantly enhances a man's charm and symbolizes taste and a prestigious lifestyle! Focused on original new movements, focus is an attitude. JH Production!