On most Rolex watches, the reference number sits between the lugs at 6 o’clock....

https://www.sandiegouniontribune.com/2026/10/06/6-things-san-diego-rolex-owners-should-know-before-they-sell/

On most Rolex watches, the reference number sits between the lugs at 6 o’clock. In San Diego, use a staffed shop, ask for written terms, and get a dated receipt with clear photos of the watch’s condition before handing it over