First，Case thickness is identical with the original product（ only 12.3 mm ）.

Before that,since 7750 Movement thickness's restriction, the case thickness is 13.5mm

Second,after we improve the head, the up and down timekeeping buttons from vertical shape to parabolic shape, the overall is more coordinated and perfect. 

100% imitation of the original product shows the elegant and delicate style.

Third,assembly order and structure of three-piece suit(circle,mesochite and case back) are identical with the original product. 

All of them are fastened by screws.

IW371404 is not transparent without flaws. It is because of diligence that we are professional.