A watch circuit functions as a transmitter of electrical charges from other parts such as coil, which gives power. Once the coil is damaged, your IWC watch cannot keep time anymore. Good thing Sofly is here to serve you. If you are looking for an item that is not listed below, please email us at [email protected], we will try our best to find it! Get $5 off with orders over $50 with coupon: SOFLYGO.