38mm Ceramic Alloy Watch Bezel Insert Ring Slope fit 40mm Automatic Mechanical Case for NH35/34 GMT Diving Watch Part Accessory

Bezel Material：Ceramic(Those With Red Bezel Are Aluminum)

Bezel Size (Manual measurement, the error is within 0.5mm)：

Outer Diameter：38mm

Inside Diameter：30.5mm

Please refer to the actual color of the received product. There may be color differences between the picture and the actual product, and there may be color differences between displays on different computers.