Many factors decide the value of your piano, one of the biggest being its overall condition.
A qualified piano technician can take an in-depth look at your instrument and give you a fairly accurate dollar amount, and sometimes proof of appraisal.
3) Stamped on the back of the piano; near the top of the wood frame.
4) Printed on one of the hammers, found on either end of the piano (newer or imported pianos).
Here are the TOP FIVE places to locate the serial number of your BABY GRAND or GRAND piano: (See this link for a detailed picture of where to look) Note: You may have to remove the (1) music desk first and then (2) gently clean out any dust from your piano's plate [using a soft dry cloth vacuum hose] before these numbers can be found. Located on the right, this acts as a 'bridge' to the 'beams' of the cast iron plate.An indispensable resource to buyers and owners of pianos, amateur and professional pianists alike.This book evaluates and compares every brand and style of piano sold in the United States.The serial number may be stamped on the frame's wooden base, immediately under the keys.To the right and left of the keys are two end cheek blocks are each secured down with a giant bolt or screw, which passes through the piano's keybed, both of which must be removed, to access the interior of the piano (see video, above).The Pierce Piano Atlas, 12th Edition now in hardcover format, provides a wealth of information about the piano manufacturing industry.Over 12,000 piano names are included, some dating back to the early eighteen hundreds.5) Immediate interior [front]: On the back of the keyslip (long wooden ledge, runs along the front/bottom of the keys.Serial number is often hidden and stamped on the other side, facing the keys).This guide provides references to serial numbers, dates of manufacture, factory locations, a brief history of many manufacturers and other pertinent information.The Piano Book is the bible of the piano marketplace.