[NOTE: I HAVE SOLD THIS EBOOK I WROTE FOR .95 FOR YEARS.
Test #8 – The crown’s stem has an o-ring which is uncovered when the crown is unscrewed and pulled out. Fakes are notorious for poor inscriptions, mismarkings, and misplaced inscriptions.
They have in depth pictures that can be very helpful in determining their real ones from a fake one being offered.
You can sometimes find information on discontinued models in older literature, but in those cases check the movement.
Test #10 – The hour markers, second hand, hour hand, and minute hand should all match the case.
That is to say that they should have a gold color for gold and two tone model cases. This is not universal, as older models can have all manner of different coloration combos. Test #11 – The bottom of the Rolex case will never have a glass bottom.