1. Clock mechanism
Firstly, must be very familiar wz the mechanism's type and mark of genuine watches. Once meet the fake watches wz see-through back, we can distinguish it at the first sight.
Secondly,observing the typeface carefully. Genuine ones have fine and aesthetic carved typeface, while fake one's will be horse and inaesthetic. Finally, try to get acquaintance wz the performance of the machanism.

2. Mark in the back
To look the factory tag at the back of the watch. Usually the brand watches have their own logo on the label and sign it wz NO. Some wrist watches have laser anti-counterfeit on the label.

3. Appearance of the watch
To looking the appearance of the watch carefully. Including the polished appearance, the font,the functions,the pointer,the dial side, the diamand and the mosaic technology.

The polished appearance.
We can tell geniune and fake by observing if the polishing technic is fine and smooth. The polishing technic of brand watches are very particular, while the craft of fake watches is far away fm it.

The font
Geniune one has full font and fake one is small and seems have no confidence about itself.

Functions
It is the essential part to distinguish the fake watches because most geniune watches will take great effort in it. Many fake watches have a lot of functions,(phase,Annual Calendar, Tourbillon and so on),but actually they have no such functions.

The pointer
We can tell geniune and fake from the the length,thickness,type and materials. For example, the senior watch often use "blue steel pointer", and the color of the point is full of secluded blue,which is made by complex process of firing. And the color of the fake is brushed on it.

The dial side
The high-level wrist watch commonly used card craft has the enamel surface, baroque pearl Lou labor the skill, the metal emission card, the shell card and so on, some wrist watches also have the unique technology, like Rolex's computer plate, Kadiya pure gold silver-plating carving flower card and so on.

Diamand and the mosaic technology
Inlay the craft, the diamond quality and the size

4.Clock glass
Genearlly the wrist watches are made by sapphire crystal glass.The simplest way to distinguish is taping the glass surface with the finger, the genuine sapphire table mirror can make the clear sound.

5.Icon mark
Including the watch band mark, the watch buckles the mark, the watch bottom mark, the watch ear mark as well as the gold watch unique design and the digital mark.

6.Digital number marks
To look at on the table bottom head is hitting all carefully with digital related marking, the fake watch usually not in the least rule, even and the geniune watch's figure does not correspond. Shows is each only independent serial number really.

7.The hideaway place
observing all corners, such as the watch band inside (takes the lead to have serial number). These are the most difficult place the fake watches to achieve, and the place which the buyer will neglect easily.

8.Traditional production process
The geniune watches are made by traditional craft, like screw's modelling, table bottom polish and carving, as well as certain watch factories to mark their productions wz special indication.

9. Watch band
The high-level wrist watch's leather belt used the high quality alligator skin. And sewning it by handwork has sewn, both materials and craft were excellent.

10.The watch case and certificate

the watch case's work has also manifested the value of the watch.The high-level wrist watch's watch case is very elegant, in the certificate will also be printed with the wrist watch model and unique produces the series number, we said that it will be "the birth certificate". In some certificates will have the pinhole to drill the technology to hit the wrist watch number in the certificate, will guard against imitations braves.

Above is 10 good ways to distinguish geniune and fake watches by the master in WatchStylish.com Online. But it is a very detailed work, involves specifically not only knowledge by far these.