Clean Factory C Rolex Ice Blue Di Watch Daytona 4131 movement 904 stainless steel timing function, workmanship details, movement functions are synchronized with the counter    Clean厂C厂 劳力士冰蓝迪手表 迪通拿4131机芯 904精钢 计时功能 做工 细节机芯 功能 均与专柜同步