One Motor Watch Winder For 2 Watches. Size 17.5*18.5*19.5cm. Available Carbon Fiber Finish with Carbon Fiber Interior. Japanese Motor. Acrylic Window. C size Battery. Price P4875 (Promo P3900) Item Code #110909B. One Motor to 2 watch ratio. Recommended for watches less than 40mm. For Watches bigger than 40mm, we recommend model 110904, 110910, 110925, 110926.