Using this additional information we can update our three examples: You may notice this does not tell us which decade.That is why we also ask for the model number.For many of Seiko's movements we know the first year they were producedand for most movements they were produced for less than 10 years.This helps us narrow down the decade.
#WHERE IS SEIKO MODEL NUMBER SERIAL NUMBER#
The first digit of the serial number tells you the last digit of the year the watch was made.Looking at the example images: Mvmt-Case Serial How is the Date Calculated The other number you will need is the serial number.This is also on the case back and is six digits long.In the example images the serial number is highlighted in blue.Every watch has a unique combination of reference model number plus serial number. Seiko 5 Sports, Prospex, Presage, Essentials, Men's, Women's wrist watches. Website featuring Seiko USA Watches Seiko. Seiko fine Japanese automatic, chronograph, diver, quartz wrist watches.
A quick look at the back will yield a serial number that is normally 6 digits. What would the Vintage Seiko Buyer’s Guide be without a tip on dating your new/old watch? Well, here again, Seiko makes things simple. The month is listed as 1-9 for January to September, then 0 for October, N for November and D for December. The first digit indicates the year, the following character the month and the remaining 4 digits a unique production number.
#WHERE IS SEIKO MODEL NUMBER SERIAL NUMBERS#
Serial Number: The serial numbers on modern Seiko models are comprised of 6 digits. Seiko Spring Drive Limited Edition Titanium Chronograph Caliber 5R86 model SPS001 with power reserve indicator, 24 hour hand, small seconds sub-dial and second time zone.