马丁的入门型号，两个系列都是：特别特别小的旅行单板琴，比较适合小朋友或者是经常走动的朋友。 Contemplating my source for this watch I doubt this watch has experienced any modification. Take note the original circumstance is also marked Rolex. This is not the initial 7-jewel Rolex that I have heard about