Hack mechanism (second hand stops when crown is pulled out to set the time – standard feature on all genuine Rolex watches).

[Inez Ibarra]

Submariner SS:
 

      * Automatic movement.
      * Hack mechanism (second hand stops when crown is pulled out to set the time – standard feature on all genuine Rolex watches).
      * Diver's extension to watch bracelet.
      * Sapphire crystal watchglass.
      * Screws in the links, not pins.
      * Rolex logo etched at 6 o'clock position on watch dial.
      * Rubber seal at trip-lock winding crown.
      * Serial band/number on last link/lugs.
      * Fliplock oyster bracelet, steelinox clasp, serial number on clasp