Serial Number Rolex Markings And Engravings. On modern oyster cases excluding the oysterquartz these numbers are engraved between the lugs hidden behind the end pieces as shown in the images below. This is a change from the older rolex watches as this led to rolex moving the serial number from being engraved on the case to being engraved on the rehaut instead.
On all rolex watches there is a model on the 12 o clock side where the band meets the lug and serial number on the 6 o clock side where the band meets the lug or on the inner bezel on newer rolex watches. 4 embossed crown. This is a change from the older rolex watches as this led to rolex moving the serial number from being engraved on the case to being engraved on the rehaut instead.
Beginning in 2005 the company started to also engrave the serial number on the inside flange or rehaut as it s called in french between the dial and the.
Starting in 2008 rolex stopped engraving the serial number at the case 6 o clock location using only the rehaut location. By 2010 this practice had gradually transitioned to all models. This is a change from the older rolex watches as this led to rolex moving the serial number from being engraved on the case to being engraved on the rehaut instead. In 2008 rolex stopped engraving the serial number at the case 6 o clock location using only the serial engraving on the rehaut.