(This product has undergone strict waterproof pressure testing and can withstand up to 120 meters of water.) It is produced by the Taiwan factory J5, the Sun, Moon, and Star series, equipped with a customized version of the original imported 8219 movement (0 repair and 0 after-sales service), with a 24-hour/true lunar phase display, 5-digit small second display, and 3-digit calendar display.. Double sapphire glass mirror, Italian cowhide, with a surface diameter of 39X10m. 5 degree waterproof! Elegant style instantly captures the charm of men, and is also a noble symbol of taste and life! The ultimate requirement for reproduction is to create high quality, playing with more than just concepts! (Focusing on original new machines)