38 mm Ceramic Bezel Insert Ring Fits for Rolex 40 mm GMT Master II SUB Watch
Fits for Most Rolex Watch Model Collection: 16610, 16613, 16618, 16700, 16710, 16713, 16718, 16760, 16800, 16803, 16808. Size Options: 38 MM For 40 MM Watch. Do not try to force the insert to fit your watch if it is not the right size.