waterproof luxury watches sapphire glass mechanical 228238 41mm day/date black dial yellow gold stainless steel bracelet montre de luxe with, Slivery;brown

after receiving the watch, you should rotate it anticlockwise, and then rotate it clockwise for 30 cycles to reserve energy for normal operation. the internal function of the new mechanical watch is almost zero, and it needs to be manually wound before wearing it for the first time quality assurance,if there is any problem after purchasing,you can send a message to the seller..syi