When purchasing a Rolex, one of the most important factors to consider is the size of the Rolex watch case. Buyers, both men and women, always want to know the available watch sizes in order to find a watch that will best fit their wrist.

For over 50 years, minor revision and enhancements have been made to the case, but the familiar and iconic look has remained the same.

Sport Size :

The largest available case sizes in diameter, a trait shared amongst many popular Rolex models. 

Here are measures about Rolex watch part Sea-Dweller bezel assembly, you will find officials measures about 4 elements ; Bezel, tension spring, retaining glass and graduated insert :