Vintage Watch Site. Understanding Seiko Serial Numbers. How do you find out how old a seiko is by serial numbers The serial number indicates the last digit of the year and month made in the formay YMxxxxx where months go 1 9,O,N,D so a 8. N1. 23. 4 would be Nov. Jan 1. Feb 2. Rado Watches VintageMar 3. Apr 4. May 5. Jun 6. Jul 7. Aug 8. Sep 9. Oct 0. Nov N. Dec D. To narrow down the decade you might judge by the case number. One tip for guessing decade is if the serial is 7 digit, it was probably made 6. Example The following image shows a typical model number, case code and serial number. In this case the serial number is 6. This means the watch was made in 1. April the number 4. Of course the year could be 6. This is where knowing the different model and case styles helpsLongines Serial Numbers Patek Phillipe Serial Numbers Rolex Serial Numbers. WatchesToBuy. com sells vintage watches of all kindsshipped worldwide. Ive recently gotten into vintage watches and have a couple each of Tissot, Edox, Rado. Discover RADO Swissmade luxury watches for men and women. Crafted with highly scratchresistant hightech ceramic. Rado voyager 33322375. Serial numbers on rifles and shotguns were not required by law until the 1968 Gun Control Act. The marking also confirms the model number as 0. Serial Numbers. Rolex. Locating your Rolex serial number. The serial number of your watch is engraved on the case at the 6 oclock end between the lugs. You will need to remove the braceletstrap to see it. The model reference is engraved in the same place at the 1. As of August 2. 01. Rolex watches are randomized, making it impossible to use the numbers for dating purposes. Omega Serial Numbers by Year. However it is useful for narrowing down the vintage of Omega Watches perhaps as close as. Wildfire Pc Game. Rxxxxxx 1. 98. 8Lxxxxxx 1. Exxxxxx 1. 99. 01. Xxxxxxx 1. 99. 1Nxxxxxx 1. Cxxxxxx 1. 99. 2Sxxxxxx 1. Wxxxxxx 1. 99. 5Txxxxxx 1. Uxxxxxx 1. 99. 7Axxxxxx 1. Pxxxxxx 2. 00. 02. Kxxxxxx 2. 00. 1Yxxxxxx 2. Fxxxxxx 2. 00. 4Dxxxxxx 2. Zxxxxxx 2. 00. 6Mxxxxxx 2. Vxxxxxx 2. 00. 9Omega. Locating your Omega serial number. Recent Omega watches usually carry their serial number somewhere on the back but they will be in extremely small laser etched digits requiring a magnifier to read. Older Omega watches may only have the serial number on the inside of the watch, requiring a jeweler to open it for you. Panerai. Locating your Panerai serial number. The serial number of your watch is engraved on the back of the case. D 2. 00. 1E 2. F 2. G 2. H 2. 00. 5I 2. J 2. 00. 7K 2. L 2.