For a San Diego Rolex owner, match the serial and reference to the paperwork,...
https://sandraparker95.raindrop.page/bookmarks-76114541
For a San Diego Rolex owner, match the serial and reference to the paperwork, but don’t treat papers as proof. The reference is engraved between the lugs at 12 o’clock. Ask a reputable watchmaker to inspect it before selling or borrowing against it.