Do some research work on internet
Its better to do some research work on internet to learn about the signs that differentiate the fake watches from original ones. One can google it or can visit the official website of Rolex watches in this regard.
Take your watch to the qualified watchmaker
After you have purchased a watch and are in a fix whether the watch is genuine or fake, take it to a qualified watch maker he can tell you the whole story. The watch makers are normally well aware about assessing the originality of the watches.
Remove watch band and see the logo
The next thing you can do with the watch is that of inspection of watch logo. If the logo is pasted on the frame the watch is bogus, and if the logo is engraved the watch is original.
Check between the lugs at position 6
This is also a time tested method to know the authenticity of a watch while checking out its lugs at position 6. There will engraved registered design on the genuine watch absence of the mark will determine the watch fake.
Weight of watches
The original watches of Rolex are normally very heavy than the fake and duplicate watches so it is one of the easiest methods to differentiate the two categories.
Colour of watches
The colour of the watches is also quite an obvious thing to discriminate the original watches from fake ones. The Rolex watches have a golden look throughout whereas fake watches will be soaring the colours due to its fake being.
Triplock crown seal
Another obvious difference between Rolex watches and fake ones is that of triplock crown seal. The original versions of Rolex have a visible look of such seals whereas the fake watches do not carry the seal.
The original models of Rolex watches are pasted hologram stickers on the case backs. The hologram stickers are tri dimensional and display various colours from different angles.
Case back is never clear
One of the easiest ways to spot a fake Rolex watch is that its case back is never clear. There is only counterfeiters try to deceive the customers with clear case backs. Make sure that Rolex never make such a watch.
The Rolex models with Daytona hands can be differentiated by the size of hands. The fake watches have always an under-sized hand on the dials.