[pianotech] Yamaha Serial Number

Ron Overs sec at overspianos.com.au
Wed Jun 3 16:11:09 MDT 2009


Jon,

That number sounds pretty close to 1960.

If its a grand, look at the treble end of the action. If its an 
upright, look at the top edge of the action rail just in from the 
treble end action bracket. There will be a long number which begins 
with the year of manufacture. The upright will have no other number 
nearby, but the grand will also have the serial number of the piano 
stamped on the treble end of the action. For example, if the first 
two digits of the long number are 69*******, the piano will have been 
made in 1969.

The above applies to Yamaha pianos made for export from Japan. If the 
piano was made at another factory outside Japan, other protocols may 
apply.

Yamahas with A before the serial number seem to be all grey market 
pianos from Japan.

Of course, the serial number doesn't always tell you what you are 
seeking. One of the shady local merchants put an extra "1" digit in 
front of an early Kawai grand to give it the appearance of youth. The 
careless work was a bit of a giveaway, plus the fact that the model 
was a 650 model and not a KG5 model (same size and shape, but 
different era)

Ron O.

>What does the letter B preceding the number mean?
>B129057  model M213
>
>Ther Pierce Atlas places the number c.1960 but it
>does not look that old as far as the unfinished wood aging.
>--
>
>Regards,
>
>Jon Page


-- 
OVERS PIANOS - SYDNEY
    Grand Piano Manufacturers
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Web http://overspianos.com.au
mailto:ron at overspianos.com.au
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