The most common indication of a counterfeit bag would be that the name is wrong or not reflective of the standard company logo. Another indication is a cheap price with a massive quantity of the same bag or sloppy stitching.
You can contact coach with the serial number from your bag to verify it is authentic.
You can tell if your Coach bag is genuine by looking at the tag on the inside, the words on it, or a couple other ways.
Authentication of a Coach handbag can be done by looking for the signature C that should be on the bag. Knock offs often use a G instead. You can also look at the clasps on the bag to see if they feature a Coach symbol. Most knock offs do not have any design on the clasps.
Ebay has a guide that explains how to spot a knock-off coach bag (http://reviews.ebay.com/How-to-spot-a-fake-COACH-bag_W0QQugidZ10000000000839005). The finer points of this guide tells you that some tips for spotting fakes are that the "C" logo is either crooked or poorly made, the double c logo can also actually say "GG" as well if viewed close enough. Also, be aware of poor stitching in and outside the bag.
How can i tell a real bag from a fake one
You can call Coach directly and give them the number inside the bag. If the bag is prior to 1994, they may not be able to tell you the name, but it is worth a try. Good luck.
Look at the patterns. In a real coach bag, the C's should touch each other. Also, the center of the patten will be at the center of the bag. Most Coach bags will also have a serial number stamped on the inside somewhere. stitching and the symbol Is it the lining?
Genuine Coach bags are quite expensive so beware of a low price. If you look inside a coach bag, it will have the ID number and coach information on the inside. It should be a leather and sewn onto the bag. Also, Coach bags have one tag that says coach on it. Another way is to tell by the quality. Purchase from a well know and reputable seller such as Coach stores, Nordstrom, or Macy's.
The best way to tell if a Coach bag on eBay is authentic is to find a seller with excellent feedback who is listing a bag at a reasonable (ie, not too good to be true) price and offers a money-back guarantee if the bag is not authentic. Avoid bidding on bags which are too low priced or are from sellers outside of the United States. Also, an original picture in a listing (ie, someone took the photo of the bag in their own home) is more likely to indicate an authentic bag than a listing with a lifted photo.
yes
coach bag 138
There is no real value of a coach bag with that id number. Any coach bag with that number is fake.